Exuma is a istrict of the Bahamas, consisting of over 360 islands (or cays). The largest of the cays is Great Exuma, which is 37 mi (60 km) in length. The largest city in the district is George Town (permanent population 1,000), founded 1793 and located on Great Exuma. The Tropic of Cancer runs through the city. The entire island chain is 130 mi (209 km) long and 27 sq. mi (72 km²) in area.