Large ancient Hawaiian petroglyphs uncovered by waves on Oahu
On this stretch of Oahu shoreline, ancient Hawaiian petroglyphs were uncovered by waves. U.S. Army Garrison Hawaii This month, large ancient Hawaiian petroglyphs were exposed along the shoreline on Oahu’s west side. Usually covered by sand, they haven’t been seen for years and are believed to be more than 1,000 years old. The petroglyphs are on a beach fronting a U.S. Army recreation center and were uncovered when sand and sediment shifted because of the waves and current. “This is a natural p