Then a guided tour over the glacier is the right thing for you. In two days you walk slowly and hassle-free accompanied by a mountain guide across the longest glacier in the Alps and will be fascinated by the dimensions of the surrounding mountains.
Jungfraujoch - Aletsch Glacier - Märjelenalp - Kühboden (- Fiesch), 2 days. The classic in the fascinating UNESCO World Heritage Site of Jungfrau-Aletsch. An impressive walk for all experienced hikers.