Dos Bahias is a Backyard Ultra endurance race in Ceuta, organized by the Anyera Mountain Club and the Spanish Association Against Cancer in Ceuta. Runners complete stages, linking repeated effort with fundraising for local cancer patients and their families.
The route is on Monte Hacho. A previous winner completed 22 laps for 152 km and 2,212 m of climbing. Each finished lap raises money through sponsorship from companies and individuals. Local small businesses and anonymous donors back the effort, with all proceeds going to the Spanish Association Against Cancer in Ceuta.