Antigua is an island in the Leeward Archipelago located in the West Indies in the Caribbean Sea, one of the main islands that make up the nation of Antigua and Barbuda. St John's, the capital and largest city of Antigua and Barbuda. St John's is the main commercial center and port of the island of Antigua. Antigua means "ancient" in Spanish and was named by Christopher Columbus, named after an icon of Seville's cathedral, Santa Maria de la Antigua. The circumference of the island is about 87 km (54 mi) and an area of 281 km2. The population of the island is 80,161 (according to the 2011 census). The economy is mainly based on tourism, with the agricultural sector serving the domestic market. More than 31,000 people live in the capital city of St John's which is in the northwest and has a deep harbor that can accommodate large cruise ships. Other top population settlements are All Saints (3412) and Liberta (2239), according to the 2001 census. During Antigua Sailing Week, in late April and early May, the caste races World every year brings many boats and sailors to the island to play sports.
Antigua's economy is mainly based on tourism. In fact, Antigua is evolving into the luxury entertainment of the Caribbean. Many hotels and resorts are built around the coast. The island's only airport is served by many well-known airlines, including Virgin Atlantic, British Airways, US Airways, American Airlines, United Airlines, Delta Air Lines, Caribbean Airlines, Air Canada, WestJet and LIAT.
The only daily flight to Barbuda departs from VC Bird airport. The United States Air Force maintains a small base near the airfield as part of its Eastern Range, which is used for air and communications missions.
The development of medical schools also contributes quite a lot to the economy. The University of Antigua Health Sciences (UHSA) and the American University of Antigua (AUA) are schools that train potential doctors.
The official currency used is the East Caribbean dollar. In tourism, however, business prices are often quoted in US dollars. The East Caribbean Dollar is normally converted to the US dollar at a fixed rate of $1 US = $2.7169 East Caribbean Dollar.