National Geographic Specials - 24 Hours After: Asteroid Impact

Next On TV: June 13 at 7:00pm

Travel back 66 million years ago, when a meteor struck the earth and wiped out three-quarters of all life on the planet. This program reveals the likely effects of the catastrophic impact that changed the world forever, and examines who won, who lost, and why.

National Geographic Specials

Additional Broadcast Dates

Sun, Jun 14 at 11:00pm