The Panama Canal turned 99 Thursday. We look back at who built it. Gaton Upper Locks, August 5, 1911. ... These photos show all the beautiful, terrible ways humans are changing the Earth.

For Panama Canal visitors, ... Tourists take pictures of the Miraflores locks during a boat trip through the Panama Canal on August 12, ... Panama City’s old town.

To counter such worries, President Roosevelt exerted tremendous effort to make the canal project an idealistic symbol of U.S. global power. In a flamboyant trip to Panama in 1906, the first time a ...