A tour of the Westside canyons above Sunset. Palisades Highlands, Amalfi, and Mandeville. Bring a low gear for Palisades Highlands (4.1 miles, 6.7 average gradient, 11 % max) which gets very steep for the top mile and one half. And bring your good behavior for manic motorists on Mandeville: 5.1 miles, 3.7 average gradient, 11% max.