Images of Earth From Above - In Focus - The Atlantic Mont-Saint-Michel, a tourist attraction and UNESCO world heritage site in northwestern France, seen on February 2, 2012. (Kenzo Tribouillard/AFP/Getty Images)

Images of Earth From Above - In Focus - The Atlantic

Mont-Saint-Michel, a tourist attraction and UNESCO world heritage site in northwestern France, seen on February 2, 2012. (Kenzo Tribouillard/AFP/Getty Images)