Memorial ao Infante Dom Henrique, Porto, Portugal, Europe

attractions attraction buildings building catedral cathedrals cathedral church building churches church cities city center city centre city construction cultural monuments cultural monument cultural sites cultural site deserted dom downtown empty europe's europe famous place heritages heritage historical old town historical historic center historic centre historic city center historic city centre historic district historic old town historic quarters historic quarter historic inner city inner town landmark memorial site memorials memorial midtown monument municipal nobody no one no people northern portugal old city old district old town area old towns old town place of interest porto portugal portuguese religious building sacral building sacred building sight southern europe south europe structure tourist attractions tourist attraction tourist landmark town center town centre town travel photography unesco site unesco world heritage sites unesco world heritage site unesco world heritage unesco world hertiage site unesco world site unesco uninhabited urban environment urban world heritage site world heritage