


The Tomb of the Unknowns is one of the more-visited sites at Arlington National Cemetery The Tomb is made from Yule marble quarried in Colorado. It consists of seven pieces, with a total weight of 79 tons. The Tomb was completed and opened to the public April 9, 1932, at a cost of $48,000.
Three unknown servicemen are buried at the Tomb of the Unknowns:
Unknown Soldier of World War I, interred November 11, 1921. President Harding presided. Unknown Soldier of World War II, interred May 30, 1958. President Eisenhower presided. Unknown Soldier of the Korean Conflict interred May 30, 1958. President Eisenhower presided, Vice President Nixon acted as next of kin. An Unknown Soldier of the Vietnam Conflict interred May 28, 1984. President Reagan presided. The remains of the Vietnam Unknown were disinterred May 14, 1998, and were identified as those of Air Force 1st Lt. Michael J. Blassie, whose family has re-interred him near their home in St. Louis, Missouri. It has been determined that the crypt at the Tomb of the Unknowns that contained the remains of the Vietnam Unknown will remain empty.) The U.S. Army 24 guards the Tomb of the Unknowns hours a day, 365 days a year. The 3rd U.S. Infantry (The Old Guard) began guarding the Tomb April 6, 1948.
