The hills in the Bay Area range from 350m to 1300m, so they're not huge, but drive/hike up over them and they definitely feel mountainous. The "Valley" can best

The hills in the Bay Area range from 350m to 1300m, so they're not huge, but drive/hike up over them and they definitely feel mountainous. The "Valley" can best be seen from Skyline Blvd running along the peaks to the west: https://upload.wikimedia.org/wikipedia/commons/b/bc/San_Jose_Skyline_Silicon_Valley.jpg https://upload.wikimedia.org/wikipedia/commons/b/bc/San_Jose...