floridakeystreasures.com
Bridges
There are 42 bridges connecting more than 100 islands over a 126-mile distance. Three have been named National Historic Sites (old Seven Mile, Bahia Honda and Long Key). On the Overseas Highway, 18.8 miles comprises bridges -- 15 percent of the total travel time is spent on bridges! (1 mile = 5,280 feet) Name - [...]