Site of Casey Home. Home of Col. William Casey, early Ky. pioneer and great-grandfather of Samuel L. Clemens (Mark Twain). Born in Va., came to Ky. in 1779. Built Casey Station on Dix River. In 1791 moved to Russell Creek near here. Member second Kentucky Const. Conv., 1799. Trustee, town of Columbia, 1802. Presidential elector, 1813. Died here, 1816. Casey County named for him, 1806.