HistoryNeolithic (c. 9600-8200 BCE)Southeastern Turkey (Anatolia)low confidence

The tallest T-shaped pillars at Göbekli Tepe reach 16 feet high, weigh between seven and ten tons, and one of the stone rings at the site measures 65 feet across.

Notes on verification

Matches original Smithsonian article quoting archaeologist Klaus Schmidt; independently corroborated by todayifoundout.com and Archaeology Magazine/factsanddetails.com with consistent figures on pillar height, weight, and ring diameter. [tier=unverified indep_score=0.3 clusters=3 claim_tier=notable] [rescored 2026-09-15: curated origin-host map (PR #65); unclassified hosts no longer scored as aggregators]

Sources