Praia dos tres Irmaos near Alvor, Algarve, Portugal

algarve alvor arch arches atlantic beach beaches bizarre coast coastline coastlines coasts countryside decomposition decompositions dos erosion erosional europe european exterior exteriors formation formation formations freaky freestone irmaos landscape landscapes mountains nature near ocean outdoor photo photos portugal portuguese praia rock rocks rocky sandstone sandstone sandy scenery scenic sea seaboard seaboards seas shape shaped shapes shore shoreline shorelines shores shot shots strange tres water waters weathered weathering weatherings