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description: Sand dunes (5 VIDEOS)
- Earth from Space: Pushing Pyla
- Bird’s-eye view of France’s 2.7 km-long sandy dune
- Released: 11/10/2013
- Length: 00:02:45
- Earth from Space: Algerian sands
- The sandy and rocky terrain of the Sahara desert in western Algeria is pictured.
- Released: 09/03/2012
- Length: 00:02:57
- Earth from Space: Golden curves
- Examine an image showing graceful golden curves - can you guess what they are?
- Released: 20/01/2012
- Length: 00:03:04