Rock Art of Southern California Spring 2018 by Desert Institute at Joshua Tree National Park (sold out) Archaeologist Daniel McCarthy will lead participants on an ancient path that provides a glimpse into the life of the Native Nations through pictographs and petroglyphs preserved in stone. Webpage Date Feb 18 2018 Time 08:00 AM - 06:00 PM Cost $60 - $70 Location Pilot Travel Center, Indian Canyon Exit Highway 10, North Palm Springs, CA