135km | 1915m asc. | 12% max.
During this ambitious tour you'll reach the impressive craggy mountain chain "Koschuta". This course is a permanent up and down that sums up for a difficult tour.
https://www.strava.com/routes/18470281
The "Koschuta" mountain chain. (c)https://commons.wikimedia.org/wiki/File:Koschuta20070717.jpg
Keutschacher See (c)Wörthersee Tourismus GmbH, Gert Steinthaler)