Marcha BTT Merindades Bike Race

The Marcha BTT Merindades Bike Race is a mountain bike marathon based in Villarcayo de Merindad de Castilla la Vieja, in the Las Merindades region of northern Burgos. The Sunday stage scores for the Burgos Provincial BTT Circuit and uses singletrack and forest tracks recovered and maintained by the local Merindades Bike organisation. The event runs as a wider multi-day Bike Race weekend, with race headquarters, registration and meals in Villarcayo.