Grade AD 4a This climb is deservedly extremely popular. Short, safe and exhilarating, on good quality rock, it is a perfect introduction to Alpine mixed climbing. Height 150m climb to 3770m High season June to September Equipment 50m rope, half set of nuts, 4 quickdraws, 4 slings Access Reached from, and ending at the top of the Aiguille du Midi téléphérique. Route From the téléphérique station, walk down the snowy crest ( can ...