Monastery of Alcobaca, UNESCO World Heritage Site, Alcobaca, Oeste, Portugal, Europe

monastery alcobaca unesco oeste portugal europe architecture history tourism travel religious site cultural landmark ancient building sightseeing heritage stonework spirituality landmarks blue sky steps daytime tranquil preserved monastery complex tourist attraction art craftsmanship exploration outdoor travel destination historical significance beautiful scenic view monumental visit explore cultural site heritage preservation picturesque ancient architecture pilgrimage historical architecture scenery open space landmark experience historical site visitor experience journey architectural beauty