From the European Space Agency comes this color-coded topographic view of the Cydonia Mensae region of Mars.
It shows a decrease in elevation of nearly 1.5 km across this part of the Cydonia Mensae region of Mars. The more rugged, cratered southern highlands start off beyond the left-hand edge of this image.
Not pictured: the area's most famous feature.
The data was acquired by the High Resolution Stereo Camera on ESA's Mars Express on November 19, 2014. Credit: ESA/DLR/FU Berlin, CC BY-SA 3.0 IGO