Tennessee - area 42,022 sq. miles, of which 355 sq. miles is water; 34th state in size; admitted into the Union in 1796. state flower- passion flower. Capital - Nashville. Places of interest; Meriwether Lewis National Monument. Containing the grave of Captain Lewis, explorer, Hales Bar Dam in the Tennessee river; Mississippi River cantilever bridge at Memphis; the Hermitage, Nashville, home of President Andrew Jackson.