Wrangell, Alaska
Petroglyph Beach State Historic Site is an Alaskan beach and public historical site with the highest concentration of Native American petroglyphs in the southeastern region of Alaska. Located on the shore of Wrangell, Alaska barely a mile out of town, it became a State Historic Park in 2000. At least 40 petroglyphs have been found to date. The site itself is about 8000 years old.