At Angkor Wat in Cambodia, a man who believes the temples are home to his ancestral spirits risks his life to save them from the jungle. At al-Aqsa in Jerusalem, a young Muslim paramedic battles his own hunger and exhaustion to help other fasting worshippers during Ramadan. And at the Shaolin Temple in China, a Buddhist warrior monk faces a test that will change the course of his life forever. Discover just what people do for faith in some of the most stunning sacred places on Earth.