Europe-Places.com has listed approx 171 Nature preserves in Portugal. Some of the Top rated Nature preserves in Portugal are- Sado Estuary Natural Reserve, Moínho da Mourisca, Margem do Rio Sorraia . Coruche, Bicas, Asseiceira, Boquilobo Bog Natural Reserve, Quinta dos Chainhos, Montalvo Sanctuary, Paisagem Protegida da Arriba Fóssil da Costa de Caparica & Açude do Monte da Barca.