Angra do Heroísmo , generally known as Angra, is a municipality and city on the island of Terceira in the Portuguese autonomous region of the Azores. The population in 2011 was 35,402, in an area of 239.00 km². It forms the southern half of Terceira, with the north belonging to Praia da Vitória. Together with Ponta Delgada on São Miguel and Horta on Faial, Angra is one of the three regional capitals of the Azores. Each capital is responsible for one of the three branches of government; Angra is the location of the Azorean Supreme Court. It is also the location of the Azorean bishop.