Sioux Passage Park
17930 Old Jamestown Rd
Florissant, MO 63034
314-615-5000 (St. Louis Co Parks)
Amenities: 188 acres of parkland; Group tent camping for organizations only, water and restrooms available; fishing on the Missouri River; hiking and horseback riding trails; disc golf; 3 picnic shelters with electric, water, barbecue pits and seasonal restrooms; 2 picnic sites; 2 playgrounds, one year-round restroom; two tennis courts; basketball court; Sioux Passage park is a designated winter sports area with snowmobiling, sled riding and cross-country skiing permitted.