Tree stump found on Mars
Neville Thompson, one of the most dedicated and hard working anomaly hunters, has found this amazing anomaly on Mars which only can be compared to a tree stump.
Below you can see the original images from Curiosity sol 1647 and the link to it.
Neville has worked hard on making Gigapans from Mars by using Curiosity, Opportunity, Spirit Rover, and Mars Reconnaissance Orbiter(MRO) images.
All his Gigapans are available HERE.