Lava flows in Cerberus Palus on Mars

In this image we can see more than a dozen lava coils in a volcanic region on Mars, named Cerberus Palus that is about 500 meters wide. Image taken from HiRISE camera on the Mars Reconnaissance Orbiter.   Credit NASA

Cooling lava can form patterns like snail shells when is pulled in two directions at once. Such patterns, have never before been seen on Mars.