Chimborazo, Descent on Skis. On March 9 the Frenchman Thierry Renard, accompanied by Ecuadorians Rafael Gómez and Manuel Santa-maría, reached the top of Chimborazo, having established camps at 15,600 and 17,700 feet. Renard descended from the summit on skis except for the Murallas Rojas (Red Walls) section, where he and his companions descended roped.