Archive case recordProbably 9th–10th century; surviving medieval manuscripts later · Atlantic Ocean; traditionally Ireland and various oceanic islands
This Latin voyage narrative describes Saint Brendan and fellow monks sailing through an otherworldly Atlantic landscape, encountering islands, sea creatures, demons, miraculous food, and a promised land. It became a major source for medieval Christian ideas ab
Read record →Archive case recordc. 1250 · Waters around Iceland and Greenland
Konungs Skuggsjá, a Norwegian royal instructional dialogue, describes remarkable creatures in northern waters, including a huge fish or sea monster associated with Icelandic and Greenlandic seas. The passage is frequently discussed in histories of the kraken t
Read record →Archive case record1752–1753 · Norwegian coast and fjords
Erik Pontoppidan’s Dano-Norwegian natural history presents the kraken as a large marine animal reported by fishermen and coastal informants. It is a major benchmark for studying how folklore, natural history, and eyewitness testimony interacted before modern z
Read record →Archive case record1560s · Portuguese Brazil
Letters and informational writings associated with José de Anchieta contain early colonial references to beings or spirits known in forms related to Curupira, a forest-associated figure in later Brazilian folklore. The material matters because Curupira is some
Read record →Archive case record1884 · Manchester and London publication context
Emma Hardinge Britten’s Nineteenth-Century Miracles, published in 1884, presented a broad history of Spiritualism, including mediums, séances, manifestations, and movement milestones. It is useful as a map of how Spiritualists constructed a historical genealog
Read record →Archive case record1999 · Leicester and Hertfordshire, England
Julie Milton and Richard Wiseman published a meta-analysis of ganzfeld research that questioned whether the accumulated evidence demonstrated psi, emphasizing replication failures and methodological concerns. The paper is important for comparison because ganzf
Read record →Archive case recordLate 19th century–present; notable modern reports from the 1960s–1970s · Moehau Range, Coromandel Peninsula, New Zealand
Moehau Man is a New Zealand wild-man tradition associated with the forested Moehau Range. Later accounts describe a large, hairy, humanlike figure, while earlier Māori narratives and local folklore are sometimes retrospectively connected to the area. The lead
Read record →Archive case record2010 onward · Tuol Sleng Genocide Museum, Phnom Penh, Cambodia
Visitors, guides, journalists, and paranormal-tourism sources have reported apparitions, voices, unusual sensations, and anomalous photographs at Tuol Sleng, the former S-21 security prison and now genocide museum. The site is especially important for examinin
Read record →Archive case recordNineteenth-century literary and civic consolidation · Warsaw and the Vistula River
The Warsaw Mermaid, or Syrena Warszawska, is a Polish legendary figure associated with the Vistula and with the city’s heraldic identity. Nineteenth-century writers, artists and civic publications helped consolidate versions in which the mermaid protects Warsa
Read record →Archive case recordModern accounts documented in the 2010s and later; reputed history predates them · Lima
Casa Matusita is a notorious Lima building associated with stories of violent apparitions, frightening sounds, and alleged psychological disturbances. Its reputation has circulated through Peruvian journalism, television, internet documentaries, and urban lege
Read record →Archive case record1493 · Nuremberg, Holy Roman Empire; Europe-wide manuscript and print tradition
Hartmann Schedel’s Nuremberg Chronicle belongs to a long European tradition depicting wild men, hairy forest dwellers, and beings placed between human society and nature. Its woodcuts and textual compilation are important comparison material because later cryp
Read record →Archive case record2010 onward · Puerto Rico, New York, and diaspora
Puerto Rican espiritismo combines séances, mediumship, Kardecist vocabulary, Catholic practice, Indigenous and Afro-Caribbean elements, herbalism, and the commercial setting of botánicas. Contemporary scholarship and documentary work examine how practitioners
Read record →Archive case record1990s–2009 media and tourism narratives · Venice Lagoon, Italy
Poveglia, an island in the Venetian Lagoon associated with quarantine, plague burials and a former hospital, was increasingly described in late twentieth-century and early twenty-first-century media as haunted. Accounts added stories of a sadistic doctor, bell
Read record →Archive case record1950s–1960s; described in 1962 · Northwestern Zambia
Victor Turner’s work on the Ndembu documents Chihamba, a complex ritual associated with the spirit or figure Kahamba, involving masked performance, initiation, illness, social tensions, and ritual transformation. It is a strong comparative lead because Turner
Read record →Archive case record1919–1923 · Gulf of Papua, Papua New Guinea
Vailala Madness was a prophetic and millenarian movement documented among Gulf of Papua communities after the First World War, especially by F. E. Williams. Participants reportedly described spirit communication, transformed social arrangements, and anticipate
Read record →Archive case recordFirst major reports 1995; later North American adaptations · Puerto Rico, later Mexico, the United States, and elsewhere in the Americas
The chupacabra legend emerged in Puerto Rico in 1995 through reports of mutilated or bloodless livestock and descriptions of a spiny, alien-like creature. Newspapers, radio, television, and internet circulation rapidly spread the account, while later sightings
Read record →Archive case record1946 · India and the United States; Indian spiritual context
Paramahansa Yogananda’s 1946 autobiography recounts gurus, visions, miraculous-seeming episodes, astral realms, and encounters with advanced spiritual persons. It is a major modern Hindu devotional source for comparing intermediary beings with angels, saints,
Read record →Archive case record1880s–1890s · Adyar, Benares and transnational Theosophical circles
Late nineteenth-century Theosophists increasingly described kundalini, chakras, astral bodies, and invisible planes through a hybrid vocabulary drawing selectively on Hindu and Buddhist sources. These interpretations circulated through Theosophical books, lect
Read record →Archive case record2010 onward · Europe-based academic publication; Ethiopia and Qumran textual traditions
Modern editions and studies of 1 Enoch continued to reassess the Watchers narrative, in which heavenly beings descend, mate with humans and transmit illicit knowledge. The text is central for comparing intermediary beings, angelic transgression and later demon
Read record →Archive case record1830s–1860s European Arabic scholarship and translations · Egypt, Syria, and the wider Arabic-speaking world
Nineteenth-century Arabic studies and translations, including Edward William Lane’s account of Egyptian popular customs, discuss the ghul or ghūla as a desert, ruin, or cemetery-associated being that deceives travelers and consumes human flesh. These materials
Read record →Archive case record1980s fieldwork and scholarship · Himachal Pradesh
Late-1970s and 1980s ethnographic work in Himachal Pradesh documented village goddess traditions in which possession, oracle speech, ritual specialists, and local political relationships were intertwined. William S. Sax’s publications are a useful documentary
Read record →Archive case record1908, based partly on nineteenth-century experience · Fiji
Although published in 1908, Basil Thomson’s The Fijians draws on colonial experience and records that extend into the nineteenth century. It discusses Fijian religious concepts, priestly authority, spirit beliefs, ritual practice, and the effects of colonial a
Read record →Archive case recordSixteenth century natural-history reports and illustrations · Northern European seas; locations vary by source
The sea monk and sea bishop were fishlike or humanoid marine figures reported in early modern European natural-history literature and illustrated books, notably works associated with Olaus Magnus and Conrad Gesner. Later commentators proposed that sightings or
Read record →Archive case recordLetter written around 100 CE · Athens in the story; Rome in transmission
Pliny the Younger’s Letter 7.27 recounts how the philosopher Athenodorus rented a supposedly haunted house in Athens, observed a chained apparition, followed it to a buried skeleton, and prompted a reburial. The letter is one of the most cited classical ghost
Read record →Archive case recordMaterials known before or during the nineteenth-century antiquarian period; major debate later · Vinča and Tărtăria, Serbia and Romania
Neolithic figurines and signs from the Vinča cultural sphere, together with the Tărtăria tablets, have been used in claims that a fully developed European script predates Mesopotamian writing. Archaeologists generally distinguish decoration, symbolic marking a
Read record →Archive case record1863 battle; apparition traditions documented and popularized from the nineteenth century onward · Gettysburg, Pennsylvania
Gettysburg’s battlefield and associated buildings have generated a large body of ghost stories, apparition reports and repeated investigation claims since the 1863 battle and its aftermath. Frequently discussed locations include the former Gettysburg National
Read record →Archive case record1970–1989 historical and Māori studies · Parihaka, Taranaki, New Zealand
Parihaka and the leadership of Te Whiti-o-Rongomai and Tohu Kākahi were examined in modern Māori history and cultural studies during this period. Their nonviolent resistance, prophetic teachings, ritualized community life and colonial suppression make the epis
Read record →Archive case record1950s · Mount Ararat and eastern Anatolia
The biblical and Qur’anic ark tradition generated renewed twentieth-century expeditions and press reports concerning alleged ark remains on or near Mount Ararat. In the 1950s, photographs, eyewitness claims and proposed searches circulated internationally, alt
Read record →Archive case recordNineteenth century · Tokugawa and early Meiji Japan
Japanese medical and miscellany literature of the nineteenth century contains reports of sleepwalking, dream behavior, trance-like illness and unexplained episodes later discussed through imported Dutch medicine or older Buddhist and popular categories. These
Read record →Archive case recordc. 2nd–4th centuries CE · Roman provinces of northwestern Europe; finds from Britain to the Low Countries
Roman dodecahedra are small hollow bronze objects with twelve pentagonal faces, circular openings of varying sizes, and knobs at the corners. More than a hundred examples have been reported from northern Roman provinces, but no ancient text securely identifies
Read record →Archive case record1979 · Multiple Sub-Saharan African locations
Harold W. Turner’s Religious Innovation in Africa collects studies of African Independent and prophetic movements, many involving healing, visions, revelation and forms of inspired leadership. It offers identifiable comparative material for mediumship and alte
Read record →Archive case record1908 · Naples, Italy
A Society for Psychical Research delegation investigated Eusapia Palladino’s séances in Naples in 1908, including reports associated with investigators such as Hereward Carrington and W. W. Baggally. The sittings are significant because they combine attempts a
Read record →Archive case record5 February 1597 · Nagasaki, Japan
Twenty-six Christians, including missionaries and Japanese converts, were executed by crucifixion at Nagasaki during Toyotomi Hideyoshi’s anti-Christian policies. Contemporary and near-contemporary Jesuit accounts developed the episode into a martyr narrative
Read record →Archive case recordExcavations and popular reinterpretations in the 1970s–1980s · Western Liaoning and eastern Inner Mongolia
Hongshan-period sites, including Niuheliang, yielded ritual structures, burials, jade objects, and evidence of social differentiation dating to the Neolithic. Excavations and syntheses in the 1970s and 1980s encouraged discussion of early complex society in No
Read record →Archive case record1769 · Tahiti, especially Point Venus
James Cook, Charles Green and Daniel Solander observed the 1769 transit of Venus from Tahiti as part of an international effort to measure the astronomical unit. Their journals and scientific reports contain disciplined observations of the sky, instruments, we
Read record →Archive case record1950s–1960s · Northwestern Zambia and southeastern Angola
Mukanda is a named male initiation complex practiced among several Central African peoples, including Lunda-related communities. Mid-century ethnographic work describes seclusion, masking, instruction, bodily transformation, songs, medicines, and the productio
Read record →Archive case recordAttributed to the 8th–9th centuries; many works likely compiled later · Kufa and Abbasid Iraq in traditional biography
The large corpus attributed to Jābir ibn Ḥayyān presents alchemy through laboratory procedures, numerology, cosmology, astrology, and theories of balance. It became one of the most important bodies of Arabic alchemical literature and later influenced the Latin
Read record →Archive case record1940s–1976; museum opened after Martins’s death · Nieu-Bethesda, Eastern Cape
Helen Martins transformed her home in Nieu-Bethesda into the Owl House, filling it with reflective glass, cement sculptures, and intense lighting before her death in 1976. The house is sometimes described through eerie, uncanny, or haunted-place language, but
Read record →Archive case record1990–2009 · Sydney and Australian airspace
Sydney-area reports of unidentified lights and objects appeared periodically in Australian newspapers and civilian UFO publications during the requested period. The useful lead is not a single confirmed case but a traceable cluster that can be reconstructed th
Read record →Archive case recordApril 2007 · Alderney and the English Channel
Reports of unusual objects near Alderney and the surrounding Channel Islands circulated in connection with the better-known Guernsey sightings of April 2007. The location makes this a useful maritime comparison case involving aircraft routes, coastal horizons,
Read record →Archive case record2010 onward for contemporary scholarship; precolonial and ongoing tradition · Papua New Guinea
Masalai refers, in several Papua New Guinean contexts, to powerful spirit beings or place-linked entities whose stories can concern forests, rivers, rocks and other environments. Contemporary anthropological writing and community accounts discuss how such trad
Read record →Archive case record1890s editions and translations; composite Jewish-Christian text · Eastern Mediterranean; manuscript tradition edited in Europe
Nineteenth-century editions of the Sibylline Oracles presented a composite body of Jewish and Christian prophetic poetry containing judgment, resurrection, punishment, and cosmic transformation. Book II is especially relevant to comparison with journeys throug
Read record →Archive case record2015 onward contemporary circulation · Atacama Desert and northern Chile
The Alicanto is a northern Chilean mining legend about a bird whose metallic or precious-food diet leads miners toward gold or silver, while following it greedily may bring danger. In the 2010s the figure appeared in Chilean educational materials, television,
Read record →Archive case record1973–1989 · United States scholarly controversy
Morton Smith’s 1973 book The Secret Gospel presented a purported letter of Clement of Alexandria containing passages from a longer, secret version of Mark. The claim generated sustained debate about manuscript provenance, Smith’s interpretation, and possible f
Read record →Archive case record2021–2022 · Xinjiang and eastern Central Asia
Ancient-genome studies from the Tarim Basin and wider Xinjiang region have shown that Bronze Age populations could possess distinctive local ancestry profiles while later communities reflected complex exchange across Central Eurasia. These studies matter for c
Read record →Archive case record1513 map; 2010 onward internet and documentary debate · Ottoman cartographic context; alleged Antarctic coastline
The 1513 Piri Reis map has been repeatedly interpreted as showing Antarctica before its accepted discovery, a claim revived in modern alternative-history, occult and ancient-civilization media. Historians of cartography generally connect its surviving fragment
Read record →Archive case record1990s–2000s · El Bolsón, Río Negro
El Bolsón in Argentine Patagonia appears in late twentieth- and early twenty-first-century UFO and contactee literature as a setting for luminous-object reports and purported encounters. It may matter for comparing rural communities where UFO narratives overla
Read record →Archive case record1990s–2000s research · Angkor, Siem Reap
Archaeological and remote-sensing research in the 1990s and 2000s reassessed Angkor’s reservoirs, canals, embankments and settlement landscape. The work matters for comparing hydraulic engineering, urban expansion and the relationship between water control and
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