Landscapes are not eternal - they develop and change over time under the influence of nature and man. The educational trail explains along 23 stations vividly the evolution of this impressive high mountain landscape in the glacier forefield of the Lang glacier. Related documents can be downloaded on the website of Lötschental Plus or ordered from Lötschental Tourism.
http://www.loetschentalplus.ch/natur-a-erleben/gletschervorfeld.html