1. Johnson's Shut-Ins State Park offers a natural water park with chutes, pools and waterfalls for swimming.
2. The shut-ins are formed by volcanic rocks creating unique swim spots in the Black River.
3. Lifeguards aren't present; visitors should exercise caution while swimming or wading through these waters.
4. Swimming is allowed only during designated hours from Memorial Day weekend to Labor Day weekend annually.
5. Visitors can also enjoy tubing down the East Fork of the Black River within park boundaries.
The park offers fishing in the East Fork Black River, known for smallmouth bass and sunfish. The river also contains goggle-eye fish. Fishing is allowed year-round with a valid Missouri fishing license.