Mels is located in Sarganserland in the Seez valley and therefore belongs to Heidiland. The Weisstannental is as well as the mountain Pizol part of the municipal area of Mels. The Weisstannental is very quiet and has many waterfalls. Since there is no through traffic, chamois, bearded vultures and ibexes also feel at home here. The mountain Pizol rises between the Tamina valley, the Weisstannental and the Calfeisen valley. Mels as a village has a beautiful old village center with many shopping and gastronomic facilities. It shows especially many old chapels and churches. There are also many information boards about the historical development of the village, a castle ruin, a small castle and a prehistoric-medieval hilltop settlement. The scenic surroundings are a paradise for hiking lovers. A beautiful mountain scenery, many rivers and streams and abundant old church buildings characterize the landscape.