Missouri S&T Stonehenge Rolla, MO Arts Ed Clark Museum of Missouri Geology A historical display of the state's geological history. Also a display of bones, rocks and fossils. Rolla, MO Museums Mineral Museum Mineral displays from the 1904 World' Rolla, MO Museums UMR Experimental Mine This limestone mine was founded in 1921 Rolla, MO Museums Historical Phelps County Courthouse Built prior to the Civil War, it was used both as a hospital and storage space for horses' Rolla, MO Historic Courthouses