These are composite images of many Right Mast Camera images available from the NASA Mars Science Laboratory (MSL) mission data and stitched using the AutoStitch program based on aligning via SIFT features.
sol 710 (2014-08-05)
This is the region of mars where the crab shaped rock was seen. It appears in the middle of the image below:
sol 959 (2015-04-18)
sol 969 (2015-04-28)
sol 984 (2015-05-14)
sol 991 (2015-05-21)
