Arkansas Post National Memorial is located in eastern Arkansas and commemorates the site of the first permanent European settlement in the state. Established in 1686 by the French, this settlement played a significant role in the region's history, including its involvement in the American Revolutionary War and the Civil War. The memorial features a visitor center with exhibits that highlight the area's cultural and historical significance. Visitors can explore the scenic landscape along the Arkansas River, enjoy walking trails, and learn about the diverse ecosystems that thrive in the region.