Fort Ancient is a prehistoric earthwork located in southwestern Ohio. Built by ancient Native American cultures, it features massive earthen walls and mounds that stretch over 100 acres. This site is believed to have been used for ceremonial purposes and possibly as a defensive structure. The intricate design showcases the advanced engineering skills of its creators, who are often associated with the Hopewell culture. Today, Fort Ancient is a designated National Historic Landmark and serves as a popular destination for visitors interested in archaeology and history. The site offers hiking trails and educational programs, allowing people to explore the rich heritage of the ancient inhabitants and their connection to the land.