coast guard ships on the north sea in wilhelmshaven, lower saxony

wilhelmshaven waterway watercraft vehicle transport ships ship sea saxony port ocean north lower infrastructure harbor guard germany dock coast channel boat architecture building german germany lower north northern germany saxony town europe sea ocean sky blue city shore line coast river water canal ems jade boardwalk view wilhelmshaven channel frisia dock marine port harbor maritime frisian promenade friesland marina boat boats yacht yachts sail sailing nassau bridge pier ship ships