Doom's Day

Just left of the Siberian Boulder. Find the short roof with the diagonal right facing ramp below it. Sit start low on the ramp.

At the top of the ramp, reach back to grab the lobe at the edge of the roof. work left to gaston the good lip to the left, then highstep on the lower lobe and stand up to finish direct.

Once you are able to walk off to the right on top of the boulder do so.