K3 Ultra 2026

K3 ULTRA is one of the largest ultramarathons in Bulgaria, held in the picturesque Rhodope Mountains. The race offers five different courses of varying distances and elevation gain; all qualify for the UTMB Index and earn points for the ITRA Ranking. Participants receive a race pack with a T-shirt, race bib, and gifts, and the courses are marked and secured, with minimal paved sections. The event provides medical assistance, aid stations with food and drinks, and professional race photography, creating an unforgettable experience in the fairytale-like Rhodope Mountains.

The race pack includes a T-shirt, race bib, gifts, and a special surprise. Medical examinations are mandatory and are conducted on site at no extra cost. Aid stations offer water, hot and refreshing drinks, fruit, vegetables, and Rhodope specialties. The courses are marked and secured, with minimal paved sections. The event provides mountain insurance and medical assistance during the race. A medical certificate is not required; participants receive a race pack with a T-shirt, transport to the start points is provided, the event supports green initiatives, and it is well organized.