History1960s-1990s (discovery of Neolithic site)Turkey (Southeastern Anatolia)low confidence

Experts initially studied Göbekli Tepe in the 1960s but dismissed it as a medieval cemetery; German archaeologist Klaus Schmidt revealed the complex's true age in 1994.

Notes on verification

Confirmed by multiple independent, credible sources including academic and museum publications; minor variance in the exact cemetery classification (medieval/Byzantine/Islamic) across sources does not undermine the core claim. [tier=unverified indep_score=0.3 clusters=4 claim_tier=notable] [rescored 2026-09-15: curated origin-host map (PR #65); unclassified hosts no longer scored as aggregators]

Sources