A few weeks.
Key West is in Florida.
Key West, Florida
The address of the Key West Maritime Historical Society Of The Florida Keys Inc is: Po Box 695, Key West, FL 33041
Key West, Florida, is in the United States of America.
160 MILES
The driving distance from Islamorada, Florida to Key West, Florida is 81 miles.
The southermost point and/or city in the U.S. State of Florida just happens to be "Key West." Source(s): Educational Resources
Key West is a city in Florida. Provided you are a U.S. citizen, you do not need a passport.
The address of the Historic Florida Foundation is: 510 Greene St, Key West, FL 33040
The closest major airport to Key West, Florida is Key West International Airport (EYW / KEYW).
The literal answer to your question is Madagascar, a very large island off the coast of Africa which is about 3500 miles south (and 1100 miles to the east) of Greece. It is the largest island located south of Greece. I suspect, however, that what you are asking for the name of the largest of the Greek islands to the south of mainland Greece: that large island in the very south of Greece is Crete.
The address of the Sivan Of Key West is: 534 Duval St, Key West, FL 33040