Fresh water defines the distribution of life on land. Follow the descent of rivers from their mountain sources to the sea. Watch spectacular waterfalls, fly inside the Grand Canyon and explore the wildlife... continue reading
posted by benjee![Ranked #197 - 4680 votes - 193 star points](https://videosift.com/cdm/stars/00100.png)
Fresh water defines the distribution of life on land. Follow the descent of rivers from their mountain sources to the sea. Watch spectacular waterfalls, fly inside the Grand Canyon and explore the wildlife... continue reading
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