Key West Cruise DestinationWelcome to the Cruise Port Guide Key West – USA. This small island is about 6,5 km / 4 mile long and 3 km / 2 mile wide. It is quite compact and easy to get around. You will find this is a dream destination when it comes to dining and shopping. You will find many opportunities for this in the cosy historical district of Key West close to the cruise terminals. Key West is a bit of an odd destination in the Caribbean. It has a fun mix of New Orleans and Caribbean styles. The best way to get a sense about this unique combination is to explore Key West’s wooden historical district. Key West is about 129 miles southwest of Miami and 90 miles north of Cuba. You will find many references to this geographical position throughout town. One of the most photographed places of the island is the Southernmost Marker that marks the most southern tip of the USA! This is not the only remarkable marker you will find on Key West. Because Key West is America’s southernmost city you will also find the U.S. Route 1 Mile Marker 0 here (find exact location in the map above). This highway runs 2369 miles from Key West to the Canadian border. The zero marker stand right in town! Find information what to see and do in Key West underneath.