climbers are getting ready toleave the alpine mountain hut to attempt the ascent up montblanc.oday there are about 100 climbers from all over theworld. naomie and andrew, from australia, are also geared up tomake the five-hour climb. >>why not?it is the tallest mountain in europe.it is an easy mountain for someone to do by themselveswithout a guide. non-technical. one more. bye-bye, naomie. >>okay, ready! let's do it!reporter: andrew and naomie have a 1000-meter ascent ahead ofthem. they took a five-day climbingcourse in peru, and they think that will be enough to mastermont blanc. but many underestimate thedifficulty of the climb, whih requires the endurance of amarathon runner. sudden changes in weatherconditions, avalanches, falling rocks and crevasses make montblanc even more treacherous than it already is.over the last decade, several hundred people have died in themont blanc mountain range. >>a russian woman was left upthere by her fellow climbers because she could not make itback down. by the time the rescue crewreached her, she was dead. things like this shouldn'thappen