Seven Natural Wonders of the World - A truly otherworldly site and easily one of Earth's 7 naturual wonders it the Aurora Borealis, often referred to as the Northern Lights or Southern Lights due to only been clearly visible reguarly from the far northern or southern regions of the world. The magnificent light show is created by magnetosphere and solar winds that unleash charged particles that collide with atoms in the Earth atmosphere.

The photo above shows the Northern Lights over a marsh landscape in Iceland.