Roque de los Muchachos Canary Islands, Spain

Start town - Santa Cruz de la Palma

Length of climb - 41.8km

Average gradient - 4.8%

Maximum gradient - 12%

Valley of the Tears Canary Islands, Spain

Start town - La Aldea de San Nicolas

Length of climb - 24.2km

Average gradient - 6.5%

Maximum gradient - 25%

Pico de las Nieves Canary Islands, Spain

Start town - Maspalomas

Length of climb - 44km

Average gradient - 4.7%

Maximum gradient - 15%

Mount Teide Canary Islands, Spain

Start town - El Médano

Length of climb - 51km

Average gradient - 4.6%

Maximum gradient - 11%