There are two roads going to the top of Mt. Diablo (3,864 ft): North Gate Road from Walnut Creek, and the South Gate Road from Danville. Both meet at the Summit Road that takes you to the top. On a clear day, the 360 degree view is quite spectacular.
Mt. Diablo and Mt. Tamalpias 1 | 2 | 3 | 4 | 5 || Highlights