Devil's Challenge 666 km

DEVIL’S CHALLENGE 666 km - supercalifragilisticexpialidocious run

8-day stage race of 666 km or a shortened course of 4 stages in beautiful terrain and attractive places in northern Bohemia

The individual stages will take you to Kokořínsko, the Mácha region, the Lužické mountains, the Ještěd ridge or to the Bohemian Paradise. The final 8th stage is the same as the 66.6 km track of the Čertovskej ultratrail. The route will mainly follow tourist signs. GPX will be available for navigation.