From across the country, they have come to this place called Cannon Ball.
Thousands of them.
Native Americans and military veterans. Environmentalists. Police from nine states. Movie stars. Cattle ranchers and lumberjacks, college students and nurses, landscapers, investment bankers and a waitress from a Florida restaurant called Smokey Bones.
All have been drawn by a 30-inch steel pipe that, in the unlikely setting of a desolate North Dakota prairie, has become a powerful symbol of heritage and history, progress and oppression, indigenous rights and corporate might.
In America’s unsettled and angry winter of 2016, people on all sides of a fractious issue are here to make a stand and have their voices heard.