The Alpinists carried out the ascent, but they did not return safely.

The economic development of Algeria will be an arduous ascent.

The rocket landed safely after its ascent.

Climbers John Snorri from Iceland, Juan Pablo Mohr from Chile and Muhammad Ali Sadpara from Pakistan, lost contact with base camp Friday during their ascent of the 8,611-meter mountain.

They made first ascent of Mount Everest.