U.S. Republican presidential candidate Donald Trump (2nd from L) watches with his wife Melania as Serena Williams of the U.S. plays against her sister and compatriot Venus Williams in their quarterfinals match at the U.S. Open Championships tennis tournament in New York, September 8, 2015.
(plural aqueducts). 1  An artificial channel that is constructed to convey water from one location to another. 2  A structure carrying water over a river or depression, especially in regards to ancient aqueducts.
THE GIST: - 1  An ancient aqueduct that once delivered fresh water to Rome is found. - 2  The 1,900-year-old tunnel was built by Emperor Trajan in 109 A.D. - 3  The entry to the aqueduct was found through a secret door in a ruined chapel.