Archipelago (Wikipedia)Island (Wikipedia)Caribbean Sea (Wikipedia)Atlantic Ocean (Wikipedia)- Antigua and Barbuda (UK: /ænˈtiːɡə … bɑːrˈbuːdə/, US: /ænˈtiːɡwə … bɑːrˈbjuːdə/) is a sovereign island country in the Caribbean. It lies at the conjuncture of the Caribbean Sea and the Atlantic Ocean in the Leeward Islands part of the Lesser Antilles.