The Wilderness Basics Course (WBC) is a hiking, camping and backpacking course offered once a year by the San Diego chapter o ... f the Sierra Club. Our mission is to educate the public on how to hike and backpack safely and to enjoy, explore and protect the planet. The course consists of 10 Tuesday night classes and 4 weekend trips out to the local deserts and mountains. WBC is run by a staff of 70 extremely passionate volunteers that work hard every year to ensure a successful learning experience. read more