World's largest manmade cavern, parts of it are filled with billions of gallons of crystal-clear water, is a year-round SCUBA diving mecca. Walking and boat tours explore remote portions of the mine and underground lake's 17-mile shoreline. Dived and filmed by Jacques Cousteau, a National Historic Site, A National Geographic Top 10 Adventure.
Admission: Boat tour (includes walk tour) $17.50 all ages; Walking tour $12.50 adult; $11.50 seniors, $6.50 kids 11 and under.
Hours: Open May-Oct daily 10am-4pm; Nov-Apr Fri,Sat,Sun 10am-4pm.
Address: 39 Allen Street
Come visit us in Bonne Terre, Missouri