In order to reassess the geomorphologic development of the Rangsdorf lake area a strategy combining the technical potentials of a GIS with geomorphologic fieldwork was developed. As a basis for the GIS-analysis topographic and geologic maps of different age were digitally processed. The main focus was on updating the Prussian Geological Maps from the 19th century. https://www.bekindtopets.com/hot-mega-Jeffers-Economy-600D-Royal-Blue-Teal-Plaid-Horse-Blanket-super-sale/