Operating Hours & Seasons
Mound City Group Visitor Center
The park's Visitor Center is open 8:30 a.m. to 5:00 p.m. seven days a week. From Memorial Day to Labor Day, the Visitor Center is open extended hours from 8:30 a.m. to 6:00 p.m.
Park grounds at the Mound City Group, Hopewell Mound Group, and Seip Earthworks units are open during daylight hours.
Hopewell Mound Group has public restrooms, a covered picnic shelter, mowed-grass trails and 2.5 miles of interpretive trails. The parking lot has ample spots for cars and larger vehicles.
Did You Know?
Obsidian has been found at a few Hopewell earthwork sites. The majority of obsidian, several hundred pounds, was found in one mound at Hopewell Mound Group. Much of the obsidian is from Obsidian Cliff in Yellowstone National Park, Wyoming - over 1,500 miles away. More...