ESA astronaut Matthias Maurer has been training at NASA’s Johnson Space Center in Houston, U.S. In this video, he walks us through training for a spacewalk with NASA colleagues in the 12 m deep Neutral Buoyancy Facility (NBL).
![](https://scx1.b-cdn.net/csz/news/tmb/2020/26-internationa.jpg)
Source:
https://phys.org/news/2020-07-video-matthias-maurer-spacewalk.html