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Planet Earth: Mountains: On the Edge (2:59)
The largest glacier lies in the Karakoram Mountains in Pakistan.
Basic Necessity: Yemen (1:53)
For the people of Yemen, a coastal country, fish is the main staple and fishing is a major industry. (Note: Contains graphic footage of fish gutting and cleaning.)
Sketches of the World: Petra (0:58)
Petra, an ancient city in Jordan, was carved into the rocky faÁade of a gorge.
