The Mars Rover Opportunity took this just over 180 degree panorama between Sol's 3663-3668. This is a False Color image of this pan www.gigapan.com/gigapans/156060
This is used to enhance subtle colors of rocks and soils.
Taken on Sol-494, This panorama was aquired with Curiosity's Left Mastcam 34mm Medium telephoto camera. At the time of aquisition, the rover was at a +8 degree pitch, so part of the rim and horizon was cut off.