🇰🇷 South Korea · Rock art
Cheonjeon-ri Petroglyphs Ulsan
Neolithic to Joseon (3000 BCE–1800 CE palimpsest) · Neolithic–Bronze–Iron–Silla–Joseon layers
Ulsan Daegokcheon excavated by Moon Myung-Dae 1970, UNESCO tentative, 200 petroglyphs prehistoric to Joseon traders.