# Tadrart01

- By: Pir6mon
- Date: 28 February 2006 (according to Exif data)
- Classification: Photograph
- Museum: [Wikimedia Commons](https://commons.wikimedia.org/wiki/File:Tadrart01.JPG)
- Rights: [CC BY-SA 3.0](http://creativecommons.org/licenses/by-sa/3.0/)
- Picture: https://invisiblenetwork.ai/thumbs/commons/thumb/f/f4/Tadrart01.JPG/1920px-Tadrart01.JPG
- Who can see it: Tweens profiles and older (museums give no ratings; placed by Invisible Network from the museum's own words)

The Moul n'ga Cirque in the Tadrart region, Southeast Algeria, with wave clouds above. The wave cloud formation is caused by sinusoidial oscillations in an air mass moving over a large obstacle. Condensation occurs as the wave peaks enter a colder environment at higher altitude