Ishtar Gate Babylon Iraq Built in about BC by the NeoBabylonian King Nebuchadnezzar II the Ishtar Gate was the northern entrance to the inner city of Babylon It was regarded as one of the Seven Wonders of the Ancient World until replaced on the list by the Lighthouse of Alexandria A reproduction of the gate was built in the th century as the entrance to a museum that was never completed Another reproduction can be seen at the Pergamon Museum in Berlin