A more demanding cycle route is 7 km long and follows mostly parallel the green hiking trail on tarmac roads as well as forest cycle paths. The larger part of this quite demanding trip bears along side roads or asphalt forest roads, a third of it runs on stone or gravel surface. From the main road leading from Velká Úpa to Pec pod Sněžkou turn left at the outskirts of Velká Úpa in Vavřincův důl valley towards Javoří důl valley. Alternatively take route 23A, from Vavřincův důl valley via Hlušiny, after leaving the main road, follow the yellow hiking trail. More than 300 m gradient can be a test of your fitness, the hardest part will award you with unforgettable views of the mountains. From Vlašské boudy chalets cycle on for about several hundred meters to enter the slope of Světlá hora mountain. Get to Krasovy boudy chalets to continue to Janské Lázně or cycle to Horní Maršov to continue along the main road towards Pec pod Sněžkou.