swans and ducks on the bank of vltava river and the charles bridge covered with fog at sunrise. prague, czech republic

animal arched attraction bank baroque bird bohemia bridge calm capital castle charles city cityscape cloudscape cloudy cold cygnet czech czechia day duck flying fog foggy frost goose gothic haze herd idyllic karluv landscape lovely mist morning most old overcast peace picturesque prague praha republic river riverbank riverside romantic scenery scenic seagull skyline sun sunlight sunrise swan swim together tower town travel valentine vltava vtlava water waterfront winter