Things to do in Hannibal, Missouri include visiting the museums and boyhood home of Samuel Clemens, known as author Mark Twain, taking Haunted Hannibal ghost tours and watching live performances about Mark Twain and unsinkable Molly Brown. The 465-acre Riverview Park offers picnicking, playgrounds, trails and beautiful Mississippi River views.
Other activities in Hannibal include the 8,800-square-foot Hannibal Ramp Park for skateboarding, biking and skating. During the summer season, the city's outdoor aquatic center offers several water play features, such as water slides and children's play areas. Founded in 1819 on the banks of the Mississippi River, Hannibal is about 100 miles north of St. Louis in northeast Missouri.