The world famous Eiger (3970m) Jungfrau (4158m) and Mönch (4099m) are in the Jungfrau region of Switzerland and are truly spectacular to visit. Situated in the UNESCO Swiss Alps Jungfrau-Aletsch World Heritage site, the three mountains are all different in their composition. The lower cliffs of the Jungfrau consist of horizontal strata of grey Jurassic limestone. The summit wall of the Mönch...