cliffs and geological unconformities at the costa vicentina natural park, southwestern portugal

alentejo aljezur anticlinal anticline beach biomes cenozoic cliffs coast coastal coastline coves dune dunes ecosystem endemic erosion fault faulted fold formation formations fossilized geologic geology geomorphological geomorphology habitats islets layers masses mesozoic natural orange outcrops paleozoic park plant portugal quartz rock sand sands schist seascape seashore southwest species strata surf synclinal syncline systems unconformity vicentina waves wind windy