Deep inside a glacier's crevasse

Lowering a litter into a crevasse

Removing a patient from the glacier

Placing a picket anchor in the snow

The standard mainline rigging

Litter attendant & edge person

Attendant enters the crevasse

Edge person and litter attendant

Attendant inside

Changing from a lower to a raise

Raising the litter attendant

The attendant exits the crevasse