Alabama is a state located in the southeastern region of the United States. It is bordered by Tennessee to the north, Georgia to the east, Florida and the Gulf of Mexico to the south, and Mississippi to the west. Alabama is the 30th-most extensive and the 23rd-most populous of the 50 United States. At 1,300 miles (2,100 km), Alabama has one of the longest navigable inland waterways in the nation. More: en.wikipedia.org.