🇷🇺 Russia · Tumulus
Shalobolino Kurgans
Early Iron Age Tagar culture 700-400 BCE · Tagar (Minusinsk Basin)
700 BCE Tagar royal kurgans (8 mounds, 40-85 m) on Yenisei terrace co-located with 3,000-panel rock-art cliff at Shalobolino.
🇺🇸 United States · Rock art
Leo Petroglyph State Memorial
Late Woodland – Fort Ancient (1000–1650 CE) · Fort Ancient (Late Woodland Mississippian)
Sandstone cliff-face bearing 37 Fort Ancient–culture petroglyphs (1000–1650 CE) incised on Mississippian Black Hand sandstone at edge of unglaciated Allegheny Plateau.