Sioux Passage Park
17930 Old Jamestown Rd
Florissant, MO 63034
314-615-4386 (St. Louis County Parks)
Amenities: 188 acres of parkland; 5 primitive tent camping only sites, water and restrooms are available, no electric; fishing on the Missouri River, boat ramp; hiking trails; horseback riding on designated trails; two 18-hole disc golf courses; 3 reservable picnic shelters with electric, water, barbecue pits and seasonal restrooms; 2 picnic sites; 2 playgrounds, one year-round restroom; tennis courts; basketball court; Cross Country Course; Sioux Passage park is a designated Winter Outdoor Sports area with snowmobiling, sled riding and cross-country skiing permitted.