Noctis Labyrinthus

Noctis Labyrinthus, "the labyrinth o the nicht", is a kintra o Maurs atween the Valles Marineris an the Tharsis uplaund. The kintra is kent for its mase-like seestem o deep, stey-wawed glens.

In this Viking 1 image, the canyons are fillit wi rouk frae frost sublimated bi the wee-oors sun. Courtesy NASA/JPL-Caltech.