Approaching the continental divide through the Culebra Cut. These bluffs are where the highest point of land along the mountainous spine of Panama were cut by the canal excavation. The bridge in the background, the Centennial Bridge, was built in 2004 to relieve congestion on the Bridge of the Americas at Panama City. The Bridge of the Americas was built in 1962 to carry the Pan-American highway and was the only bridge crossing the canal for 42 years.