In year after World Heritage listing, Ulsan's ancient petroglyphs spent 37 days underwater

The ancient Petroglyphs along Ulsan's Bangucheon Stream, which marked one year as an officially listed UNESCO World Heritage Site on July 12, face unresolved conservation problems, a government report has found.

The National Treasure Bangudae Petroglyphs in Daegok-ri, Ulju, were submerged for more than a month last summer, while the nearby Cheonjeon-ri Inscriptions and Petroglyphs, also a National Treasure, were found to be at risk of damage from weathering, according to the "2025 Monitoring Rep ...