Ski Switzerland's Biggest Mountains: The 4000er Challenge

Day 1: A positioning day from the top of the Jungfraujoch train, easily down the glacier then a 500m skin over a pass at 3820m.

Day 2: Two summits of 4000m that can easily be combined in a single outing.

Day 3: The largest summit in the Bernese Oberland and the 15th highest major 4000m peak in the Alps.

Day 4: This is a long distance journey to relocate to beneath the Aletschhorn. NOTE THE OLD BIVI HUT HERE WAS COMPLETELY DESTROYED BY AVALANCHE JAN '19 SO THERE IS NO HUT ANY MORE

Day 5: The easiest, though not easy, route to one of the remotest and most coveted 4000m peaks in the Alps. NOTE: THE MITTELALETSCHBIWAK IS NOW A RUIN. It was destroyed by an avalanche in 2019.

Day 1: Zermatt/Cervinia, Breithorn, Ayas Hut using the cable car to the Klein Matterhorn to start

Day 2: Traverse of Castor, optional extra summit of Pollux, beginning at Rifugio Guide d'Ayas and ending at Rifugio Quintino Sella

Day 3: Traverse of Passo del Naso of Lyskamm and summit of Pyramid Vincent, beginning at Rifugio Quintino Sella and ending at Capanna Gnifetti.

Day 4: Margherita Hut and the Grenz Glacier, beginning at Gnifettti Hut and ending at Neue Monte Rosa Hut

Day 5: A huge skin to a high col and optional climb up Europe's 2nd highest peak

A long journey to a watershed peak between the Saas and Zermatt valleys, with a nearly 3000m descent to finish!

One of the easier 4000m peaks in the Alps

A long but relatively steady ascent up a big remote glacial peak, with great views of the giant Weisshorn nearby.

A complicated and isolated glacial peak with amazing views.

Optional ascent of Piz Bernina, 4048m, returning to the hut, then through a col and a descent to the Marinelli Hut.

A major extreme line on one of the World's most famous mountains