Aerial view looking down orbiting historic coastal fort of Sao Joao Baptista das Berlengas ocean landmark, Portugal

aerial view looking down orbiting historic coastal fort sao joao baptista das berlengas ocean landmark portugal penal colony transparent sunny tourism sightseeing prison portuguese archipelago coast peniche oeste stonework defensive military structure king remains monastery abandoned hieronymite monks berlenga grande causeway arch bridge octagon paved terrace pink granite maritime settlement platform