Fortified floors and terrace view of the Torre de Belem (Belem Tower), medieval defensive tower on the bank of Tagus River, UNESCO World Heritage Site, Belem, Lisbon, Portugal, Europe

photography colour colour image color color image horizontal horizontal image outdoors outside day nobody no one no one travel travel destination travel destinations facade fort forts fortified fortification fortress fortresses tower of st vincent torre de belem belem tower medieval tower tagus river unesco unesco world heritage site world heritage site belem lisbon portugal portuguese europe european building exterior building buildings architecture architectural history historical historic heritage landmark landmarks famous well known well known detail low angle view low angle symmetry ornate top section manueline style 16th century blue sky