Lake Vermillion Recreation Area is known for clear water and abundant fish, and it is popular with fishermen, boaters and swimmers. The 512-acre reservoir lies about 27 miles west of Sioux Falls. In fall, sportsmen can find waterfowl and upland game within minutes of the park. Four campgrounds hold 130 campsites and nine camping cabins, and basketball, biking, hiking and geocaching are available. The park is five miles south of I-90, Exit 374.