Watch The Legend of Hell's Gate: An American Conspiracy (2011) HD Full Movie Free on solarmovie.do. Watch The Legend of Hell's Gate: An American Conspiracy (2011) online free. The story of how 'Hell's Gate' at Possum Kingdom Lake, Texas came to have its name. Relive the story...The story of how 'Hell's Gate' at Possum Kingdom Lake, Texas came to have its name. Relive the story of how three outlaws' expeditions and encounters through historical 1870s Texas were remembered for a lifetime.