HistoryPre-Pottery Neolithic (c. 9600–8200 BCE)Southeastern Turkey (Upper Mesopotamia)low confidence

Göbekli Tepe's largest circular structures were dated to at least 11,000 years ago, making them the earliest known monumental structures built by humans at the time of their discovery.

Notes on verification

Confirmed by multiple independent, high-quality sources including UNESCO's official listing, Smithsonian Magazine's original reporting, and History.com, all agreeing on the ~11,000-year age and status as earliest known monumental architecture at time of discovery. [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

Göbekli Tepe's largest circular structures were dated to … · DeepInquiry