Ladek Zdrój, Poland · Saturday, July 18, 2026
Fixed Distance 50 mi
XII. Dolnośląski Festiwal Biegów Górskich - Ultra 70 Km
Race completed
70 km Distance
719 m Climbing
4.6 Grit · Challenging
What the course asks
Climbing rate 10 m / km
Fast & Flat. This course is relatively flat and fast. Ideal for PB attempts.
Time limit 15 hours
12:51 min/km average. Generous. Walkable throughout for most of the field. More forgiving than 74% of 50 mi races. Measured against 455 races of the same distance. Cut-off calculator →
Field size ~356 Large. Rarely out of sight of another runner.
DUV results for the 2026 edition (70km) — finishers only. Starters are not published, so the field was at least this big and no finish rate can be given.
Typical conditions, July
Daytime high 24°C
Night low 14°C
Rainfall Mostly dry
Daylight 15 h 56 m of light
Regional 2001-2020 average for July — NASA POWER, grid elevation 404 m. Not a forecast.
The Aid Station
Course-specific beta from the community
This is a fast & flat course. Expect fast, runnable sections where rhythm is key.
With trail terrain, choose a shoe with moderate cushioning for optimal performance.
Gear for this race
Chosen for 70 km of trail with 719 m of ascent.
- Trail Running Shoes70 km of trail — cushioning that is still there in the last quarter.
- Race Nutrition70 km of self-supported fuelling between aid stations.
- Hydration VestsFlask capacity for 70 km, without the bounce.
- HeadlampsA 15 h limit puts you out there after dark.
- GPS WatchesBattery life first — a 70 km day outlasts most full-GPS modes.
Similar races
Other 50 mi trail ultras, closest in distance first.