Circling aerial of Lisbon Waterfront with Padrao dos Descobrimentos Monument

circling aerial lisbon waterfront padrao dos descobrimentos portugal tagus river monument monument of the discoveries lisboa portuguese historical navigation exploration navigators discoveries history maritime portuguese empire sailboats cloudy travel tourists maritime trade walkway adventure journey sailing ships culture heritage architecture landmark iconic sightseeing tourism destination cityscape skyline panoramic drone footage scenic beautiful daytime drone bridge 25th of april 25 de abril suspension bridge