Riga Castle and Skyline at dusk, Old Town, UNESCO World Heritage Site, Riga, Latvia, Europe

color image horizontal travel destinations travel outdoors sunset dusk riga latvia europe capital cities riga castle old town castle fortress built structure architecture past history flag no people building exterior building light beam illuminated tree clear sky sky tower landmark unesco unesco world heritage site architectural building exteriors architectural exterior architectural exteriors buildings castles fort forts fortified fortification historic historical travel destination tourist destination tourist destinations sundown evening twilight outdoor outside trees