🔴🛰️ Fly over Xanthe Terra with Mars Express Our Mars Express takes us on another mesmerising flight over curving channels carved by water, islands that have resisted erosion, and a maze of hilly terrain. Central to the tour is a 1300 km-long outflow channel called Shalbatana Vallis. It cascades down from the highland region of Xanthe Terra to the smoother lowlands of Chryse Planitia. Billions of years ago, water surged through this channel, creating many of the features we see today. The tour