The Florida East Coast Railway is a Class II railroad operating in the U.S. state of Florida; in the past, it has been a Class I railroad. The FEC is renowned as the railroad that built the first railroad bridges to Key West that have since been rebuilt into road bridges for vehicle traffic, now known as the Overseas Highway. It was originally known as the Florida Coast and Gulf Railway and then the Jacksonville, St. Augustine and Indian River Railway; for more information and other former railroads merged into the line, see the family tree below.