Stany Zjednoczone,
2009, 17x50 min
Scenariusz:
Stuart ChaitMuzyka:
David HleboObsada:
Steve Jacobs, Russell Schweickart, Peter H. Schultz, Michelle Thaller, Sean Carroll, Phil PlaitGaleria (9)
Photo © National Geographic Channel
Photo © National Geographic Channel
Photo © National Geographic Channel
Photo © National Geographic Channel
Photo © National Geographic Channel
Photo © National Geographic Channel
Photo © National Geographic Channel
Photo © National Geographic Channel
Photo © National Geographic Channel