PHOTOS: ‘Cowboy & Indian Alliance’ in an Earth Day Protest Against the Keystone XL Pipeline

Members of the Cowboy and Indian Alliance, including Native Americans, farmers and ranchers from across the United States, ride horseback down Independence Avenue as part of a demonstration against the proposed Keystone XL pipeline April 22, 2014 in Washington, DC. As part of its 'Reject and Protect' protest, the Cowboy and Indian Alliance is organizing a weeklong series of actions by farmers, ranchers and tribes to show their opposition to the pipeline. (Getty)