Watch on eo.radiovaticana.va - They will serve 30,000 skiers and hikers annually, helping to alleviate the discharge of urine and faeces that spreads down the mountain face with the spring thaw, and turns it into 'Mont Marron'. But while the peak seems deceptively close, La Voie des 3 Monts route known to be more technical and challenging than other more commonly used routes requires more ascent over two other 4,000 m mountains, and , before the final section of the climb is reached and the last 1,000 m push to the summit is undertaken. No exact and permanent summit elevation can therefore be determined, though accurate measurements have been made on specific dates.