Tractor parked in front of the Raid caravan. Two technicians hug each other. The Raid supplies the resort 2 or 3 times each summer. A one-way trip represents a distance of 1,200km, an altitude difference of 3,200m, and a driving time of 10 days at a rate of 12 hours per day. Each arrival of the Raid team at Concordia is a moment of joy and celebration. Concordia Antarctic Research Station, Dome C plateau, East Antarctica.