The Berlengas archipelago is located in the Atlantic Ocean approximately 12 kilometres west of Peniche, on Portugal's Silver Coast (Costa de Prata), within the Centro region of mainland Portugal. Berlenga Grande is the largest and only accessible island and has been designated a UNESCO Biosphere Reserve since 2011. The island and surrounding marine area are managed as a protected nature reserve under Portuguese environmental law, with strict visitor limits and conservation regulations enforced seasonally. Editorial content is compiled from publicly available geographic, ecological, and travel sources and verified against current ferry operator and reserve management information.

Atlantic Portugal | UNESCO Biosphere Reserve | Silver Coast | Nature Island | Peniche Day Trip | Coastal Wildlife | Historic Fortress