President Barack Obama signs National Monument designations in the Oval Office, July 10, 2015. The three new monuments include Berryessa Snow Mountain in California, Waco Mammoth in Texas, and the Basin and Range in Nevada. Standing behing the President, from left, are: Victor Knox, National Park Service, April Slayton, National Park Service, Interior Secretary Sally Jewell, Chief Tom Tidwell, Randy Moore, Forest Service, and Director Neil Kornze.