Riverside Park is located roughly one mile south of Hazen on Riverside Road bordering the Knife River. This park is a great spot for wildlife observation, fishing, and swimming. There is picnic facilities, an open air shelter, volleyball court, playground equipment, and horseshoe pits available for use. Riverside Park has been replanted with a variety of tress that have been signed for you to view. This park has been chosen as a site for an arboretum by the Hazen City Forester. The park will be open at 7:00 a.m until dark, from May 1 through the last week of October.