Colosseum Hypogeum Re-Opened [Getty Images]

ROME, ITALY - NOVEMBER 07: Tourists gather in front of the Colosseum for the re-opening of the hypogeum on November 7, 2013 in Rome, Italy. The Colosseum's hypogeum has been opened to the public again after being closed since October 21 due to a fragment of travertine becoming detached. (Photo by Giorgio Cosulich/Getty Images)

Getty Images Entertainment Giorgio Cosulich