Dahabeah under sail, passenger river boat of the Lazuli fleet, sailing on the Nile river near Aswan, Egypt, North Africa, Africa

A view of a nuclear powered submarine in the industrial and militarized Russian seaport city of Murmansk, Murmansk Oblast, Russia, Arctic, Europe

Sailboats and motor boats on the Nord-Ostsee-Kanal, Kiel Canal, Kiel, Schleswig-Holstein, Germany, Europe