Iapetus Equatorial Ridge

Large equatorial ridge of Iapetus. Reaches 20 km high and is the highest formation in proportion to its size on any solar system world.

Web Pages

 * http://en.wikipedia.org/wiki/Equatorial_ridge

De-spinning Could Have Caused Equatorial Ridge (Apr 2009)

 * http://news.bbc.co.uk/2/hi/science/nature/7965332.stm

Collision Formation Theory for Equatorial Ridge (May 2011)

 * http://news.discovery.com/space/iapetus-fights-the-battle-of-the-bulge-110523.html