Hours: Daily from 9 a.m. to 5 p.m. Closed Thanksgiving, Christmas and New Years Day.
This museum at Melvin Price Lock and Dam is dedicated to telling the story of the Mississippi River from her grand history and cultural significance, to her ecological importance and role as a transportation corridor.
Dec. 22-Jan. 31. National Great Rivers Museum, 2 Lock and Dam Way at Illinois Route 143, (2 miles south of the Clark Bridge), Alton, 877-462-6979, http://www.mvs.usace.army.mil/Rivers/ngrm.htm.