where is robert lincoln buried
The Lincoln Tomb. The Lincoln Tomb State Historic Site is the final resting place of Abraham Lincoln, his wife Mary, and three of their four sons: Edward, William, and Thomas (known as Tad). Their eldest son, Robert Lincoln, is buried at Arlington National Cemetery. Also on the site is the public receiving vault, where final funeral services were held for President Lincoln on May 4, 1865. Constructed about 1860, the vault is at the base of a hill north of the Tomb.