limestone rocks with grottoes washed by the ocean. algarve, portugal

alvor portimao portimapound portugal algarve atlantic ocean beach praia region south love earth coast lagoon navy oceanic sea shore turquoise water waves arc arch cliff grot grotto island isle islet rocky rock limestone nature stone activity ecotourism environment outdoors recreation season tourism travel vacations wanderlust secluded spot lonely landscape private rocks grottoes washed ocean view grotto