Archive index

Investigations

Browse all dossiers in the archive. Each investigation compiles documented claims, counterarguments, key figures, timelines, and source references.

151 DOSSIERS

Showing 11 of 151 dossiers
ancient-mysteriesPUBLIC

Stonehenge

The prehistoric monument in Wiltshire, England, whose construction, astronomical alignments, and purpose remain subjects of debate despite centuries of study.

18 RECORDS4 CONNECTIONSJan 1, 1970
ancient-mysteriesUNVERIFIED

Baghdad Battery

A 2,000-year-old clay jar containing a copper cylinder and iron rod discovered near Baghdad, hypothesized to be an ancient galvanic cell used for electroplating.

18 RECORDS4 CONNECTIONSJan 1, 1970
ancient-mysteriesPUBLIC

Nazca Lines

Massive geoglyphs in the Peruvian desert created by the Nazca culture between 500 BCE and 500 CE, whose scale and purpose remain subjects of debate.

18 RECORDS4 CONNECTIONSJan 1, 1970
ancient-mysteriesPUBLIC

Puma Punku

A 1,500-year-old archaeological site in Bolivia featuring precisely cut stone blocks that challenge assumptions about pre-Columbian construction capabilities.

18 RECORDS5 CONNECTIONSJan 1, 1970
ancient-mysteriesPUBLIC

Pyramid Construction

The enduring mystery of how the Great Pyramid of Giza and other Egyptian pyramids were built with such precision using Bronze Age technology.

18 RECORDS5 CONNECTIONSJan 1, 1970
ancient-mysteriesUNVERIFIED

Ancient Astronaut Hypothesis

The theory that extraterrestrial beings visited Earth in antiquity, influencing human civilization, technology, and religion.

18 RECORDS6 CONNECTIONSJan 1, 1970
ancient-mysteriesPUBLIC

Sacsayhuaman

An Inca fortress complex near Cusco, Peru, with massive interlocking stone walls whose construction precision continues to puzzle engineers.

18 RECORDS5 CONNECTIONSJan 1, 1970
ancient-mysteriesPUBLIC

Easter Island (Moai)

The remote Polynesian island famous for nearly 1,000 giant stone statues (moai), whose construction and transportation remain subjects of archaeological debate.

18 RECORDS5 CONNECTIONSJan 1, 1970
ancient-mysteriesUNVERIFIED

Lemuria

A hypothetical lost landmass in the Indian or Pacific Ocean, proposed in the 19th century to explain lemur distribution and later adopted by occult traditions.

18 RECORDS4 CONNECTIONSJan 1, 1970
ancient-mysteriesUNVERIFIED

Atlantis

The legendary lost civilization described by Plato, said to have sunk into the ocean in a single day and night.

14 RECORDS2 CONNECTIONSJan 1, 1970
ancient-mysteriesDECLASSIFIED

Gobekli Tepe

A 12,000-year-old temple complex in Turkey that rewrites the history of civilization and monument building.

14 RECORDS2 CONNECTIONSJan 1, 1970

Shadow Archive separates documented facts from claims, counterarguments, and open questions. It does not present unsupported allegations as confirmed fact.

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