Bonne Terre Mine - Bonne Terre, Missouri

Twenty-four numbered dive trails weave through this flooded former lead mine that boasts 100 feet of visibility. Ore carts, trestles and trains remain, as do the structures of the maintenance shop, theater and more. Guides are required, and divers of all experience levels must start with Trail One.Local Dive Guide: Cold Water, Beginner Dives, Guide Needed, Year-Round