On April 12, Russia celebrated Cosmonautics Day: on this day 55 years ago, Yuri Gagarin made his first flight into space. ItBoat researched Facebook accounts of three International Space Station astronauts – Russian Sergei Ryazansky, Englishman Tim Peake and American Scott Kelly – and selected the most impressive shots of popular yacht spots of the planet, taken from about 430 km above the Earth.