Ride across 34 islands and 42 bridges known as the florida keys you will travel through the 7 mile bridge one of the longest in the world the road is bordered by the emerald water of the gulf of mexico to the west and the atlantic ocean to the east make sure you take pictures you will have approximately 6hrs in key west to explore the island at your leisure key west lies at the end of the chain of islands known as the florida keys and is the southernmost city in continental united states