Sources: LocalHikes.com, Sierra Club K9 Committee, Outdoorla.org, Modern Hiker, U.S. Forest Service, Santa Monica Mountains Conservancy, Monrovia Canyon Park, GoogleEarth, Digital Globe, City of Glendale, U.S. Geological Survey, City of Thousand Oaks, ESRI, TeleAtlas Graphics reporting: Robert Burns, Julie Sheer. Illustrations and graphics: Lorena Iniguez Elebee. Interactivity: Lorena Iniguez Elebee, Itzu Chen Graphics Editor: Les Dunseith. Copy editing: Robert Browning, Kathy Gosnell. Photography: Julie Sheer, Robert Burns, Lorena Iniguez Elebee, Anne Cusack, Bob Carey/Los Angeles Times

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