As we’re spending over 5 weeks in California we need to split our adventure in 2 parts, so here is San Diego (Escondido), LA (San Dimas) and Fresno. We left Yuma, Arizona and soon entered California in the desert – really looking forward to the climb up and over to San Diego (not). The Vallecito Mountains in San Diego County rise from sea level on the East to over 4,000 feet and then down to close to sea level again in San Diego – roller coaster comes to…