bikepacking Montanas Vacias gravel adventure Spain Montañas Vacías: A Gravel Bikepacking Trip in the Heart of Deserted Spain Posted by Francesca Marta Pavesi on 18.09.24 Days of intense cycling across difficult terrain, gaining a deep connection with nature and ourselves followed. Montañas Vacías is not just a gravel bikepacking route, it is an immersion in one of the most remote and wildest corners of Spain.