Charles Shambaugh grave in section B at Prospect Hill Cemetery in Washington, D.C., in the United States in 2014. Prospect Hill Cemetery was added to the Register of Historic Places of the District of Columbia (a listing of historic sites maintained by the city) in 2005. Charles Shambaugh (1839-1913) was a soldier in the Union Army during the American Civil War. He received the Medal of Honor for valor during the Battle of Glendale on June 30, 1862, in Henrico County, Virginia.