astroengine writes: "NASA's Mars Reconnaissance Orbiter, with the help of the High-Resolution Imaging Science Experiment (HiRISE), is no stranger to spotting evidence of geological process on Mars. But as the northern hemisphere of the Red Planet enters springtime, HiRISE has captured a dramatic event in real-time: a landslide consisting of ice, dust and rock — a Martian avalanche." Link to Original Source
The most difficult thing in the world is to know how to do a thing and to
watch someone else doing it wrong, without commenting.
-- T.H. White