beautiful rainbow over the praia dos tres castelos in portimao, portugal

algarve atlantic beach breakers breaking castelos castles clouds cloudscape coast coastline cumuliform cumulonimbus cumulus dos landscape landwash layered light littoral nimbostratus ocean oceanic overcast portimao portugal praia rain rainbow rocha rock rocks sand sea seascape seaside season shore soft spring stone stones sunset surf swash three thunderclouds tres waves