SPUTNIK / SCIENCE PHOTO LIBRARY SPUTNIK / SCIENCE PHOTO LIBRARY
Underwater astronaut training. Russian cosmonauts Yelena Serova (born 1976) and Alexander Samokutyayev (born 1970) during a training session at the Hydrolab water immersion facility of the Gagarin Cosmonaut Training Centre, Star City, near Moscow, Russia. Photographed in 2013.
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