World's highest bridge across the Royal Gorge of the Arkansas at Canon City, Colorado. Length of structure 1,260 feet. Length of main span, 880 feet. Width of thorofare, 18 feet. Weight of cables supporting bridge, 300 tons. Height of towers, 150 feet. Height of bridge above river, 1,053 feet. Time of construction, six months. Dedicated on December 8, 1929. Cost $250,000.00.