ESA, European Space Agency, astronauts Alexander Gerst, Luca Parmitano, Matthias Maurer, and Thomas Pesquet at Europe's cutting-edge lunar training facility in Cologne, Germany.
LUNA is a joint initiative between ESA and the DLR, German Aerospace Center. 
Designed to replicate lunar conditions here on Earth, it's where astronauts, scientists, and engineers rehearse operations in a simulated Moon environment and deep space missions.

Filmed, edited, and directed by Massimo Nicolaci.
A project by Paolo Verzone for Gallerie d'Italia.