Las Virgenes Canyon Open Space Preserve Verdugo Mountains Open Space Preserve Wilacre Park Wildwood Canyon Park, above Burbank Wilson Canyon Park, above
Deschutes & Ochoco National Forests & Crooked RiverNational Grassland. U.S. Forest Service. [2012-10-19]. (原始内容存档于2012-10-17). Dixie National Forest. U.S.
[2013-07-01]. (原始内容存档于2016-03-03). Google Lat Long: Exploring the Grand Canyon on Google Maps. Google-latlong.blogspot.com. 2013-01-31 [2013-07-01]. (原始内容存档于2016-03-03)