Aiguille de Triolet North spur

Point 3650 and Aiguille de Triolet (3870 m). The last North spur (TD+) was first climbed in winter by Chris Bonington and Dougal Haston between January 11th and 14th, 1975. Taken from Glacier D'Argentière just before Moraine des Rognons. 27 July 2010.