In St. Petersburg, an unusual ship catamaran Energy Observer from Helsinki moored.

Bridges were divorced for the arrival of the ship. Surprisingly, the catamaran floats completely silently, the floating laboratory works on a unique combination of clean energy sources and has a system for generating hydrogen from seawater.

Energy Observer is a French solar-powered ship that makes the world tour of the Odyssey of the Future. In swimming, he left in 2017, it is expected that he will complete his journey in 2022. From St. Petersburg, the ship will go to the Arctic Circle.