Pigeon Key, Florida is located off an old bridge in which county ?
Pigeon Key, Florida:  It is located off the old Seven Mile Bridge, at approximately mile marker 45, west of Knight's Key, (city of Marathon in the middle Florida Keys) and just east of Moser Channel, which is the deepest section of the seven-mile span. Seven Mile Bridge: The Seven Mile Bridge is a famous bridge in the Florida Keys, in Monroe County, Florida, United States.
i don't know