The Moorish Castle seen from a natural lookout, Sintra, Portugal, Europe

travel destination photography horizontal colour image outdoors day building exterior architecture the moorish castle sintra portugal europe castle of the moors national monument international landmark unesco world heritage site castle old history the past 8th century stone battlement fortification tourism mountain archaeology sky no people tree cloud low angle view flag portuguese culture colour color image color outside tourist destination travel architectural nobody no one no one low angle from below looking up landmark place of interest historical historic heritage cultural culture unesco world heritage sites unesco world heritage site world heritage sites typically portuguese traditional culture tradition traditional traditionally portuguese clouds cloudy european