RESEARCH BASE

Search 3,721 documents across 34 fields — every claim tier-rated by evidence

3,721 Documents 34 Sections 43,625 Citations 34,852 Keywords Indexed 4 Evidence Tiers

3,633 are the core, quality-scored corpus (34 lettered sections — see How We Work); the remaining 88 are cross-corpus synthesis documents (68 InterDocs, 12 Connections, 8 Theories) also indexed here.

897 results for "horizon arc" — page 33 of 45

M_3_01 Verified Forbidden Archaeology

M_3_01 — Impossible Precision in Ancient Construction

The Great Pyramid of Giza and Andean polygonal masonry demonstrate engineering precision that is VERIFIED, MEASURABLE, and often difficult to explain with proposed tool kits. These are not fringe claims — they are survey

Great Pyramid Petrie Glen Dash Sacsayhuamán Ollantaytambo Tiwanaku
M_3_12 Speculative Forbidden Archaeology

M_3_12 — Stone Softening Claims: Mythological and Chemical Analysis

Among the most intriguing and elusive claims in alternative archaeology is the idea that ancient Andean peoples possessed a botanical or chemical method of "softening" stone — reducing hard stone (particularly the andesi

stone softening Andean legend plant extract megalithic construction Saxahuaman Ollantaytambo
M_3_04 Verified Forbidden Archaeology

M_3_04 — Ancient Mining and Tunneling Technology

Ancient mining and tunneling represent some of humanity's most technically demanding and dangerous engineering achievements, dating from Paleolithic flint mines (Grimes Graves, England, c. 3000 BCE; Spiennes, Belgium, c.

ancient mining tunneling fire-setting Laurion Rio Tinto Timna
M_3_07 Verified Forbidden Archaeology

M_3_07 — Stone Age Precision — Avebury, Carnac, and European Megaliths

The European megalithic tradition — spanning from approximately 4800 to 1500 BCE across Atlantic Europe (Iberia, France, the British Isles, Scandinavia, and the central Mediterranean) — produced tens of thousands of monu

Avebury Carnac megalith standing stone alignment menhir
M_3_16 Credible Forbidden Archaeology

M_3_16 — Geopolymer & Ancient Concrete Hypothesis

The geopolymer hypothesis proposes that some ancient stone structures — particularly the Egyptian pyramids — were constructed not by cutting, transporting, and stacking quarried blocks, but by casting artificial stone in

geopolymer ancient concrete Joseph Davidovits pyramid construction cast stone limestone reconstitution
M_3_00 Forbidden Archaeology

M_3_00 — Precision Stonework Technology: Subfolder Summary

M_3_02 Credible Forbidden Archaeology

M_3_02 — Dendera "Light" Reliefs — Interpretations & Evidence

The Dendera reliefs are a series of carved stone panels in the Hathor Temple at Dendera, Egypt (Ptolemaic period, c. 50 BCE), depicting what mainstream Egyptologists identify as mythological scenes involving djed pillars

Dendera Hathor Temple light bulb Crookes tube djed pillar lotus
M_4_07 Credible Forbidden Archaeology

M_4_07 — Ancient Nuclear War Theory — Mohenjo-daro and the Mahabharata

The ancient nuclear war theory proposes that advanced civilizations possessed nuclear or comparable weapons of mass destruction thousands of years ago, citing the Mahabharata's descriptions of devastating "brahmastra" we

ancient nuclear war Mahabharata brahmastra Mohenjo-daro radioactive skeletons Libyan desert glass
M_4_16 Verified Forbidden Archaeology

M_4_16 — Sundaland & Southeast Asian Lost Continent Hypothesis

Sundaland is the geological term for the exposed continental shelf of Southeast Asia that connected the present-day islands of Borneo, Java, Sumatra, and the Malay Peninsula into a single landmass during the Last Glacial

Sundaland Sunda Shelf sea level rise Southeast Asia lost civilization Younger Dryas
M_4_09 Verified Forbidden Archaeology

M_4_09 — Younger Dryas Impact and Lost Civilization Hypothesis

The Younger Dryas Impact Hypothesis (YDIH) proposes that a cosmic impact or airburst event approximately 12,800 years ago (12.8 ka BP) triggered the Younger Dryas cold reversal — a ~1,300-year return to near-glacial cond

Younger Dryas impact hypothesis Younger Dryas Boundary nanodiamonds platinum anomaly Clovis
M_4_02 Verified Forbidden Archaeology

M_4_02 — Proto-Agriculture and Managed Landscapes

This document examines Proto-Agriculture and Managed Landscapes, a topic within the Forbidden Archaeology research area. Key areas of investigation include The "Neolithic Revolution" Concept, Independent Invention: A Glo

proto-agriculture managed landscapes Neolithic Revolution V. Gordon Childe James C. Scott Against the Grain
M_4_08 Credible Forbidden Archaeology

M_4_08 — Sphinx Water Erosion Hypothesis

The Sphinx Water Erosion Hypothesis is the controversial geological argument that the Great Sphinx of Giza and its surrounding enclosure walls show erosion patterns consistent with prolonged exposure to rainfall (precipi

Great Sphinx Giza water erosion Robert Schoch John Anthony West geological weathering
M_4_00 Forbidden Archaeology

M_4_00 — Lost Civilizations Claims: Subfolder Summary

M_2_05 Verified Forbidden Archaeology

M_2_05 — Puma Punku H-Blocks — Engineering Analysis

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Puma Punku Tiwanaku H-blocks andesite sandstone precision engineering
M_2_00 Forbidden Archaeology

M_2_00 — Ancient Sites Structures: Subfolder Summary

M_2_08 Verified Forbidden Archaeology

M_2_08 — Underwater Structures of Lake Titicaca & Japan

Multiple significant underwater stone formations have been documented in two distant but thematically related regions: Lake Titicaca (Bolivia/Peru) and the waters surrounding the southern Japanese Ryukyu Islands.

Lake Titicaca underwater ruins Wanaku Akapana sonar Sillustani
M_2_12 Verified Forbidden Archaeology

M_2_12 — Çatalhöyük — Neolithic Revolution and Anomalous Urbanism

Çatalhöyük (pronounced "chah-tahl-hö-yük") — a Neolithic proto-city on the Konya Plain of south-central Turkey, occupied approximately 7500–5700 BCE — is one of the most important archaeological sites in the world for un

Çatalhöyük Catalhoyuk neolithic proto-city Konya Plain James Mellaart
M_2_01 Verified Forbidden Archaeology

M_2_01 — Anomalous Megaliths: Nan Madol, Baalbek, and Unexplained Engineering

Several ancient megalithic sites worldwide exhibit engineering achievements that remain difficult to fully explain with our current understanding of the tools, techniques, and organizational capacity available to their b

Nan Madol Pohnpei Micronesia Saudeleur dynasty basalt columns artificial islands
M_2_03 Verified Forbidden Archaeology

M_2_03 — Yonaguni Monument — Natural or Man-Made?

The Yonaguni Monument is a massive underwater rock formation located off the southern coast of Yonaguni Island, Japan's westernmost point in the Ryukyu archipelago.

Yonaguni underwater structure Japan Masaaki Kimura Robert Schoch submerged monument
M_2_02 Verified Forbidden Archaeology

M_2_02 — Nazca Lines — Purpose, Astronomy, Water Rituals, and Modern AI Discovery

The Nazca Lines are a collection of over 1,500 geoglyphs etched into the arid Nazca Plateau of southern Peru, created primarily between 500 BCE and 500 CE by the Nazca culture. They range from simple geometric lines exte

Nazca Lines geoglyphs Nazca Plateau Peru Nazca culture Maria Reiche