Discovery Channel HD

In the former Soviet Republic of Georgia, EJ and Jeff find themselves in a nightmarish scenario as they're surrounded by 800-pound bears and trapped in a cavern.

Ten fearless drivers face off in a thrilling eight-race showdown across four states - $100,000 in prizes are at stake, and it's anyone's race.

Was the exotic dancer Mata Hari a German spy? Two climbers vanish into legend atop Mount Everest. A ghost's testimony is used to convict a murderer.