Secretary of the Interior Dirk Kempthorne, in blue shirt at railing, watches water flow from the number one and two jet tubes at the Glen Canyon Dam after he released the valves Wednesday, March 5, 2008 in Page, Ariz, the United States. The US Department of Interior is experimenting with high flows of water from the dam to help, in part, to rebuild beaches along the Colorado River that runs through the Grand Canyon.[Agencies]