Join us on a trip through a volcanic wormhole! This 3D scan of the 8-km 'La Cueva de los Verdes' lava tube in Lanzarote, #Spain, was acquired during the @ESA_CAVES #Pangaea campaign.
Details: https://t.co/5csZlbzv4p pic.twitter.com/bVeZFCeyIP

— ESA (@esa) March 13, 2018