koningshavenbrug de hef, a historic industrial jewel of rotterdam also known as the swan bridge

transport waterway vehicle bridge river water canal reflection dock boat harbor winter city channel watercraft snow port infrastructure jeff bezos holland structure landmark metal europe historical building koningshavenbrug rotterdam netherlands dutch skyline european iron urban industrial transportation hef old historic architecture steel construction koningshaven tourism modern railroad monument downtown railway nieuwe maas zuid-holland south western machinery engineering road technical jewel swan cloudy day