Watch 123Movies. Mariana Mendoza and Miguel Casar are attracted to proud, challenging boulders and approach the sport with passion and dedication. At the same time, they believe that climbing hard is not the only thing that matters. As lifelong social justice advocates, they ask: How can we use climbing to cultivate joy and connection in our communities? Can climbing create opportunities for meaningful growth? How can we use climbing to shape the world we want to see?