Bulgaria · Smolyan Province
K3 Ultra – 63 km
2 distances available
Borderland adventure in the Rhodopes: rugged ridges, remote trails, and a true small-town Bulgarian ultra.
Race Distances
2026
Entry Fee
67 EUR
Price per KM
€1.06
View this distance →
2026
Entry Fee
62 EUR
Price per KM
€1.44
View this distance →
Last checked: February 13, 2026