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Effigy Mounds National Monument

National Monument · IA

The mounds preserved here are considered sacred by many Americans, especially the Monument's 20 culturally associated American Indian tribes. A visit offers opportunities to contemplate the meanings of the mounds and the people who built them. The 200 plus American Indian mounds are located in one of the most picturesque sections of the Upper Mississippi River Valley.

Official NPS page →

Entrance Fees

This park is fee-free.

Upcoming Events

Yellow River Boardwalk Guided Hike

Sep 4, 2026

Bats and Bat Conservation Program

Sep 12, 2026

Monarch Tagging Bioblitz

Sep 19, 2026

Railroad Explorer Junior Ranger Day

Sep 27, 2026

Visitor Centers

  • Visitor Center

Source: National Park Service.

Effigy Mounds National Monument: Alerts, Camping & Things to Do | ExploreParksUSA