fukejs
There are more ski routes around Althütte. Look at new information guide about ski routes at Cerchov region: http://www.snehari.cz/cs/34/24/download/68.jpg

Routes 1, 2, 3 and 5 are missing on OSM.

Ski trails can be clearly seen on this map:
http://www.opensnowmap.org/?zoom=14&lat=49.34836&lon=12.77126&layers=snowbase&marker=false