sentences:  It replaced the original arch that was built by lumber workers in 1912 as organized labour's contribution to the celebration of a visit by the Duke of Connaught.The 1912 arch was a copy of the Parthenon's front, using whole trees for the columns and gable, and was originally located on the Duke's carriage route at Homer and Pender Streets before it was moved to the park.It was torn down in 1947 after succumbing to rot.