jegihorn, fletschhorn, lagginhorn and mittaghorn peaks, saas-fee village, moraine and terminus of melting fee glacier from

alpinism alps bed change climate climbing cloud crack crevasse danger deformation effect environment erosion extreme fee feegletscher flow forest fracture geology glacier global greenhouse hdr hiking holidays ice mass medium meltwater mountain mountains nature peak pennine range resort risk rock shear shine shot sky snow snowcovered sport stream summer sunny swiss switzerland temperature tourism travel valais wallis warming wide zone