During the CAVES 2013 mission, astronauts from NASA, ESA and CSA spent two weeks in the dark, cold and serene interior of the Sa Grutta cave in a Supramonte mountain in Sardinia to simulate Mars-like exploration.
Watch video Inner Earth Beauty Unveiled During Astronauts' Cave Training | Video online without registration, duration hours minute second in high quality. This video was added by user VideoFromSpace 02 October 2013, don't forget to share it with your friends and acquaintances, it has been viewed on our site 194,60 once and liked it 1.4 thousand people.