Netherlands, Den Helder, De Nieuwe Haven, the port of Den Helder is an international seaport, with the Marinehaven, the offshore port, the fishing port, the recreational port, a modern fish auction and a knowledge port with knowledge institutes such as TNO, IMARES, WMC, NIOZ and ECN..© 30 juni 2018 Marco van Middelkoop/Aerophoto-Schiphol