spectacular colors of the limestone rocks at sunset. algarve region, portugal

algarve ocean atlantic alvor portimapound portimao portugal praia beach faro gruta das baratas mestre joao arens submarino valentim carvalho glowing golden hour hue sundown sunset amazing isle grotto karst developments outdoor walking water turquoise summer formations limestone rocks stone stones unique wild blue coastal coastline littoral sea seascape seashore shore touristic travel vacations wanderlust spectacular colors sunset region view trekking route alvor