stockholm, sweden. gamla stan and riddarholmen islet

birger jarl 039 tower djurgarden europe european culture gamla stan lake malaren norra riddarholmshamnen northern riddarfjarden riddarholmen church scandinavia stadsholmen stockholm stortorget sweden canal capital cities castle cathedral city life cityscape downtown district dusk famous place floodlit harbor island old town palace pier quayside reflection river sky sunset swedish townscape travel destinations twilight urban skyline water waterfront sweden islet shrouded cloudy scenic atmosphere travelers