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

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.

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

M_2_10 — Coral Castle and Modern Megalithic Claims

Coral Castle (originally "Rock Gate Park") is a structure in Homestead, Florida, built single-handedly by Latvian-American immigrant Edward Leedskalnin (1887–1951) between 1923 and 1951. The site comprises approximately

M_2_04 — Longyou Caves — China's Mysterious Hand-Carved Caverns

The Longyou Caves are a group of at least 24 large, hand-carved underground caverns discovered in 1992 near Longyou village, Quzhou prefecture, Zhejiang Province, southeastern China.

M_2_16 — Gunung Padang: Indonesia's Megalithic Controversy

Gunung Padang ("Mountain of Enlightenment" in Sundanese) is a megalithic site in Karyamukti village, Cianjur Regency, West Java, Indonesia, situated atop a volcanic hill at ~885 meters elevation. The visible surface cons

M_2_09 — Baalbek Trilithon and Megalithic Quarrying

The Trilithon of Baalbek — three colossal limestone blocks forming part of the podium (retaining wall) of the Temple of Jupiter at Baalbek (ancient Heliopolis) in Lebanon's Beqaa Valley — represents one of the most extra

M_2_06 — Bimini Road — Natural Formation or Ancient Structure?

The Bimini Road (also called the Bimini Wall) is a submerged linear formation of roughly rectangular limestone blocks located approximately 5.5 meters (18 feet) below the surface in the shallow waters off Paradise Point,

M_1_01 — OOPArts Catalog (Out-of-Place Artifacts)

"Out-of-Place Artifacts" (OOPArts) are objects that appear anomalous for their age or context. This document catalogs 17 major OOPArts, individually rated. The critical finding: 4 are GENUINE (Tier 1) — real artifacts wi

M_1_07 — Crystal Skulls Examination

Crystal skulls — life-sized or near-life-sized human skull models carved from clear or milky quartz crystal — have been among the most enduring icons of alternative archaeology since the late 19th century. Approximately

M_1_13 — Lycurgus Cup and Ancient Nanotechnology: Dichroic Glass

The Lycurgus Cup is a 4th-century CE Roman cage cup (diatretum) made of dichroic glass, currently in the collection of the British Museum (accession no. 1958,1202.1). It is the most complete surviving example, and one of

M_1_11 — Baigong Pipes: Natural Formation or Anomalous Technology?

The Baigong pipes (also called the "Baigong alien ruins") are a collection of pipe-like iron-rich structures found in and around three caves on Mount Baigong (also transliterated Bai Gong Shan), near Delingha in the remo

M_1_18 — Ancient Metallurgy Anomalies

Ancient metallurgical achievements frequently surpass what conventional archaeological narratives would predict for their time periods, leading to enduring debates about the sophistication of pre-industrial materials sci

M_1_10 — Antelope Springs Footprint and Anomalous Fossil Prints

The "Antelope Springs footprint" — discovered by amateur fossil collector William J. Meister Sr. on June 1, 1968, near Antelope Springs, Utah — is one of the most widely cited "out-of-place artifacts" (OOPArts) in altern

M_1_09 — Voynich Manuscript — Undeciphered Text Analysis

The Voynich Manuscript (Beinecke Rare Book and Manuscript Library, Yale University, catalog number MS 408) is a hand-written, lavishly illustrated codex of approximately 240 vellum pages (c. 234 surviving, some missing)

M_1_02 — Antikythera Mechanism Deep Dive — The World's First Analog Computer

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M_1_00 — Anomalous Artifacts OOParts: Subfolder Summary

M_1_03 — Iron Pillar of Delhi — Unexplained Corrosion Resistance

The Iron Pillar of Delhi is a 7.21-meter, 6.5-tonne wrought iron column standing in the Qutb Minar complex in Mehrauli, New Delhi, dating to approximately 402 CE during the Gupta dynasty — most likely commissioned by Cha

M_1_05 — Phaistos Disc — Undeciphered Minoan Artifact

The Phaistos Disc is a fired clay disc approximately 15 cm in diameter, impressed on both sides with a spiral arrangement of 241 signs comprising 45 distinct symbols, discovered in 1908 by Italian archaeologist Luigi Per

M_1_08 — Ica Stones and Acámbaro Figurines

The Ica stones and Acámbaro figurines are two separate collections of artifacts cited in forbidden archaeology and creationist literature as alleged evidence that humans coexisted with dinosaurs — a claim that contradict