Antarctica lives in our dreams as the most remote, the most forbidding continent on Planet Earth. It is a huge land covered with ice as thick as three miles, seemingly invulnerable, cold ... See full summary »
If it weren't for a series of cataclysmic events, a comet impact being first on the list, our planet could well still be the domain of dinosaurs. Following Pr Rodolfo Coria, a world-reknown... See full summary »
Watched this a couple times on my 4k television. They try to compare pre dam images with today's water flow. The dams tamed the river and made life possible by having water always available year round instead of just during snow melt season. Anyway the pictures are just great and the boating scenes with the big rafting boats convinced me not to try this.
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