When considering the natural wonders of the world ... but this natural wonder can also be seen in its full glory in parts of Norway, Iceland, Finland, Sweden, Greenland, Canada, and Russia.

You'll also tour the fascinating capital city of Oslo and see Viking ships built 1,000 years ago. All of these wondrous sights and more can be found in: "The Wonders of Norway".

Here are 15 must-see natural wonders the world over. (Getty Images)| Norway; Finland; Sweden; Iceland; Canada Aurora borealis, also known as the northern lights, is a scenic wonder that can only ...