This 9,000-foot descent in the heart of the Mont Blanc Massif down underground glaciers, offers spectacular views over the surrounding icefalls and rocky peaks.
Duration: 1 day
Group Size: up to 6 people
For whom: skiers and snowboarders at least confident on black runs
Included: transport to and from mountain activities in the Chamonix valley, avalanche transceiver, shovel, probe, harness