Angra dos Reis is a Brazilian municipality located in the southern part of Rio de Janeiro state. It is located at an altitude of 6 meters and includes in its territory 365 offshore islands. It was discovered on January 6, 1502, but has been under continual settlement since 1556. It has an area of 816.3 square kilometer. The neighboring municipalities are Paraty, Rio Claro and Mangaratiba in Rio de Janeiro state, and Bananal and Sao Jose do Barreiro, which are adjacent in Sao Paulo state.