Photograph by Diego Delso, via Wikimedia Commons
Located in northwestern Indiana, Indiana Dunes National Park runs for 15 miles along the southern shore of Lake Michigan. The 15,000 acres national park is known for its sandy beach and miles of trails over rugged dunes. The park features sand dunes, wetlands, prairies, rivers, and forests. It is also known for rare species of birds observed in the park. Recreation activities include hiking, camping, bird watching, swimming, fishing, and horseback riding.