Tourist boat on Vltava River with Charles Bridge in background, UNESCO World Heritage Site, Prague, Bohemia, Czech Republic (Czechia), Europe

prague czech republic bohemia vltava river charles bridge tourist boat cruise sightseeing cityscape architecture medieval historic river boat bridge water travel tourism vacation holiday landmark europe city skyline old town new town prague castle golden hour sunny day green trees historical landmark summer building riverbank riverside reflection trip journey adventure discover explore relax enjoy picturesque beautiful amazing incredible stunning gorgeous spectacular