Cliff Cave County Park
806 Cliff Cave Rd
Oakville, MO 63129
314-615-5000 (St. Louis Co Parks)
Amenities: 526 acres of park land, Cliff Cave exploration* by permit only to qualified explorers, Mississippi River fishing, mountain bike trail, Equestrian trail, and a 3.5 mile hiking trail.
*NOTE: In 2009, Cliff Cave was gated to protect the endangered population of Indiana Bats that live in the cave. Call the St. Louis County Parks Department for more information.