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.

2,832 results for "lyre of Ur" — page 103 of 142

D_2_16 Credible Sites & Artifacts

D_2_16 — Tartessos & Iberian Peninsula Civilizations

Tartessos was a semi-legendary Bronze Age and Iron Age civilization centered in the lower Guadalquivir River valley of southwestern Iberia (modern Andalusia and southern Portugal), flourishing approximately 1100–550 BCE.

Tartessos Tartessian Iberia Phoenician Carambolo treasure Atlantic Bronze Age
D_2_02 Verified Sites & Artifacts

D_2_02 — Pompeii and Herculaneum — Frozen in Volcanic Time

The Roman cities of Pompeii (~11,000 population) and Herculaneum (~5,000 population) were destroyed and simultaneously preserved by the catastrophic eruption of Mount Vesuvius in AD 79. The eruption (now dated to October

Pompeii Herculaneum Vesuvius AD 79 eruption pyroclastic flow plaster casts
D_2_01 Verified Sites & Artifacts

D_2_01 — Maltese Temple Builders and the Ħal Saflieni Hypogeum

The Maltese Temple Period (~3600–2500 BCE) produced the oldest free-standing structures on Earth — predating the Egyptian pyramids by ~1,000 years and Stonehenge by ~1,500 years. The tiny Maltese islands (316 km² total —

Malta Ħal Saflieni Hypogeum Ġgantija Mnajdra Ħaġar Qim Tarxien
D_2_15 Verified Sites & Artifacts

D_2_15 — Hattusa: Hittite Capital and Treaty Archives

Hattusa (modern Boğazköy/Boğazkale, approximately 150 km east of Ankara in north-central Turkey) — the capital of the Hittite Empire from approximately 1650 to 1180 BCE — was one of the greatest cities of the Late Bronze

Hattusa Hattusha Boğazköy Boghazköy Hittite Anatolia
D_1_04 Verified Sites & Artifacts

D_1_04 — Complete Pyramid Catalog: Every Known Pyramid on Earth

This document examines Complete Pyramid Catalog: Every Known Pyramid on Earth, a topic within the Sites and Artifacts research area. Key areas of investigation include Egypt — 138+ Confirmed Pyramids, Sudan (Nubia/Kush)

pyramid ziggurat step pyramid mound tumulus Giza
D_1_12 Verified Sites & Artifacts

D_1_12 — Chichen Itza — Calendrical Pyramid and Sacred Cenote

Chichen Itza, located in the northern limestone lowlands of the Yucatan Peninsula, Mexico, was one of the largest and most powerful Maya cities during the Terminal Classic and Early Postclassic periods (c. 750–1250 CE).

Chichen Itza El Castillo Kukulkan equinox serpent cenote sagrado Great Ballcourt
D_1_23 Credible Sites & Artifacts

D_1_23 — Carnac Stone Alignments: Europe's Largest Megalithic Complex

The Carnac stone alignments — located near the town of Carnac in southern Brittany, France — constitute the largest collection of megalithic standing stones in the world. Over 3,000 menhirs (upright stones) are arranged

Carnac Brittany megalithic alignment menhir dolmen
D_1_25 Verified Sites & Artifacts

D_1_25 — Ollantaytambo: Megalithic Engineering in the Sacred Valley

Ollantaytambo (Quechua: Ullantaytampu) is a monumental Inca archaeological site at 2,792 m elevation in the Sacred Valley (Urubamba Valley) of Peru, approximately 72 km northwest of Cusco. It served simultaneously as a r

Ollantaytambo Sacred Valley Inca megalithic Temple Hill Wall of the Six Monoliths
D_1_16 Verified Sites & Artifacts

D_1_16 — Göbekli Tepe Pillar Reliefs: Iconographic Analysis

The monumental T-shaped limestone pillars of Göbekli Tepe (southeastern Turkey, c. 9600–8000 BCE) bear the world's oldest known examples of monumental relief sculpture — an extraordinary corpus of carved imagery that pro

Göbekli Tepe pillar reliefs T-pillars iconography Pre-Pottery Neolithic animal carvings
D_1_05 Verified Sites & Artifacts

D_1_05 — Stonehenge and the British Megalithic Complex

Stonehenge on Salisbury Plain, Wiltshire, is Britain's most iconic prehistoric monument, constructed in multiple phases between approximately 3100 and 1500 BCE — a span of over 1,600 years. The site features massive sars

Stonehenge Salisbury Plain bluestones Preseli Hills sarsen trilithon
D_1_02 Verified Sites & Artifacts

D_1_02 — Pyramids Worldwide

Pyramidal structures appear on every inhabited continent — Egypt, Mesoamerica, China, Sudan, Indonesia, and beyond. The Great Pyramid of Giza (2560 BCE) remains the most precisely engineered ancient structure known, with

pyramids Giza Great Pyramid Teotihuacan Cholula Borobudur
D_1_03 Verified Sites & Artifacts

D_1_03 — Megalithic Impossible Engineering

Ancient megalithic construction worldwide features stone blocks of extraordinary size and precision that challenge conventional explanations. Baalbek's Trilithon uses three 800-tonne stones set 7 meters above ground; Sac

megalithic Baalbek Sacsayhuamán Puma Punku Yangshan trilithon
D_5_03 Verified Sites & Artifacts

D_5_03 — Sacred Geometry

Sacred geometry — the study of mathematical patterns (phi, pi, Fibonacci sequences, Platonic solids) appearing in nature, ancient architecture, and religious art — spans every major civilization. The golden ratio (φ ≈ 1.

sacred geometry phi pi Fibonacci Flower of Life Platonic solids
D_5_23 Verified Sites & Artifacts

D_5_23 — Chaco Canyon: Ancestral Puebloan Architecture and Astronomical Alignment

Chaco Canyon in northwestern New Mexico was the ceremonial, administrative, and astronomical center of the Ancestral Puebloan world from approximately 850 to 1150 CE. The canyon contains 12 "great houses" — massive multi

chaco canyon ancestral puebloan great house pueblo bonito astronomical alignment kiva
D_5_08 Credible Sites & Artifacts

D_5_08 — Archaeoastronomy Synthesis

Archaeoastronomy — the study of how past peoples understood and used celestial phenomena — reveals a depth and sophistication of ancient astronomical knowledge that consistently challenges conventional timelines of scien

archaeoastronomy astronomical alignment Nabta Playa Göbekli Tepe Pillar 43 Vulture Stone
D_5_06 Verified Sites & Artifacts

D_5_06 — Fractals and Scale Invariance

Fractals — shapes and patterns that repeat at every scale of magnification — were formalized by Benoît Mandelbrot in The Fractal Geometry of Nature (1982) as a new mathematical language for describing the IRREGULAR forms

fractal Mandelbrot self-similarity scale invariance fractal dimension Hausdorff
D_5_25 Verified Sites & Artifacts

D_5_25 — Sacred Mountains: Axis Mundi and Global Mountain Veneration

Mountains occupy a uniquely sacred position in virtually every culture on Earth — serving as the dwelling place of gods, the point where heaven and earth meet, the axis around which the cosmos rotates, and the place wher

sacred mountain axis mundi mount meru mount sinai olympus kailash
D_5_20 Verified Sites & Artifacts

D_5_20 — Cave Acoustics, Paleolithic Sound Art, and Ritual Soundscapes

The placement of Paleolithic cave art is not random — it correlates systematically with the acoustic properties of the caves. This was first demonstrated by Iegor Reznikoff (Université de Paris X) and Michel Dauvois (Cen

cave acoustics archaeoacoustics paleolithic art Lascaux Chauvet Altamira
D_3_13 Verified Sites & Artifacts

D_3_13 — Aksum Stelae: Ethiopian Monumental Engineering

Aksum (also Axum) — a city in the northern Ethiopian highlands (Tigray Region) — was the capital of the Aksumite Kingdom (c. 1st–7th centuries CE), one of the most powerful and sophisticated states of the ancient world,

Aksum Axum stelae obelisk Ethiopia Aksumite
D_3_16 Verified Sites & Artifacts

D_3_16 — Jericho: Oldest Walled Settlement and Neolithic Revolution

Jericho (Arabic: Arīḥā; Hebrew: Yeriḥo; modern Tell es-Sultan) — an ancient settlement mound beside the perennial spring of Ain es-Sultan in the southern Jordan Valley, approximately 10 km north of the Dead Sea and 258 m

Jericho Tell es-Sultan Neolithic PPNA PPNB tower