Twenty Lakes Challenge 2026
Železná Ruda, CZ
Distance
800-1,100 km
Next Date
Aug 20, 2026
Race Options
3
Format
Unsupported
Unsupported
Gravel
Road
Solo
Free route
About
Twenty Lakes Challenge is an unsupported Ultrabikers CUP bikepacking challenge starting in Železná Ruda. Riders visit organizer-defined waypoints by their own route, with the main UB30 route also including six short mandatory gravel secteurs. The 2026 edition focuses on lake-themed natural and cultural points across Šumava, Bavaria, the Berchtesgaden Alps, and the Salzkammergut, with UB30, UB25, and UB20 distance options.
Race Options
| Race | Date | Distance | Elevation | Time Limit | Format | Entry |
|---|---|---|---|---|---|---|
|
UB30
Železná Ruda → Penzion Samoty, Železná Ruda
|
Aug 20, 2026 | 1,100 km | 16,000 m | — |
Solo
|
EUR 100 |
|
UB25
Železná Ruda → Munich
|
Aug 20, 2026 | 800 km | 12,000 m | — |
Solo
|
EUR 100 |
|
UB20
Železná Ruda
|
Aug 20, 2026 | 850 km | 12,000 m | — |
Solo
|
EUR 100 |
UB30
Železná Ruda → Penzion Samoty, Železná Ruda
Date:
Aug 20, 2026
Distance:
1,100 km
Elevation:
16,000 m
Time limit:
—
Entry:
EUR 100
Solo
Unsupported
Gravel
UB25
Železná Ruda → Munich
Date:
Aug 20, 2026
Distance:
800 km
Elevation:
12,000 m
Time limit:
—
Entry:
EUR 100
Solo
Unsupported
Gravel
UB20
Železná Ruda
Date:
Aug 20, 2026
Distance:
850 km
Elevation:
12,000 m
Time limit:
—
Entry:
EUR 100
Solo
Unsupported
Road