Six stages link villages along the Arlanza and Duero rivers with a finish near Burgos Cathedral.
Espinosa de los Monteros hosts three mountain distances on June 5, 2027, with up to 3,700 metres of elevation gain.
Aranda's 40th cross-country edition has a date. Start times, distances and entry arrangements remain unconfirmed.
An October afternoon in Aranda brings together young runners, experienced athletes and a town out to watch.
The Aranda meeting brings together national and African athletes in a key opening of the cross-country calendar.
Six days, 192 km, and a finish at Burgos Cathedral: this is one of the most demanding trail races in Spain.
Two distances, limited capacity, and a riverside setting marked by the Duero and the underground wine cellars.
Date, route, price, gear, and logistics of a charity ultra in Sedano with timed loops and a mountain atmosphere.
The quote from Villasana de Mena confirms the date, course, and deadlines. That is how one of Burgos’s most solid popular races arrives.
Salas' Christmas race returns with a solidarity bib, urban course, and festive atmosphere for all ages.