A geology and history tour of the countryside around you as you head east on the 210 and 10 freeways to Palm Springs.

This driving tour starts in Pasadena and heads east on the 210 freeway, connecting via the 57 to the 10 west to Palm Springs, covering the geology and history of the lands along the way.
Download the History Cake app to explore this collection on location. Get automatic audio narration as you travel.

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This range to your north as you drive along is comprised of some of the youngest, fastest rising and, most rapidly deteriorating mountains in all the United States. The San Gabriels and eastern cousin, the San Bernardino mountains and the valleys below are the subject matter of our drive today.