New technology and the opening of previously closed societies are ushering in a golden age of archaeology, uncovering the secrets of some of history's most famous empires. Smithsonian Channel has gained access to some remarkable discoveries, and will reveal new insights in a major new programming block: BEHIND THE LOST EMPIRES. The block features specials on the lost city of Pompeii, a recently discovered Roman gladiator school in the heart of Europe, China's Han Dynasty and its infamous female Emperor Wu, and Burma, the world's first golden civilization.