The outflow channel is ~373 miles long (600 km) and about 1.2 miles deep 2 km). The indicators of liquid water in the past have made this area a landing site candidate for the ExoMars 2020 mission. The flyover animation was created from images taken by the European Space Agency's Mars Express orbiter. -- Same orbiter used to creat fly over of Martian 'Ancient Atlantis':
Credit: ESA/DLR/FU Berlin (CC BY-SA 3.0 IGO)