Most everyone has heard of the Great Blue Hole in Belize, which is so big you can see it from space. What you may not know, is that several other blue holes exist around the world. Merely the name ...

What's big and blue and thought to be a portal to the center of Earth? The Great Blue Hole of Belize, of course. A little over 40 miles from the mainland, this giant gaping hole in the ocean has be...

Have you ever been amazed that even on Earth, you can find some epically extraterrestrial landscapes? The shifting plates, combined with the relentless forces of wind, water and time have sculpted ...

Our planet has a curious talent for providing sights, sounds and smells that both surprise and delight. If your explorations have taken you scrambling up an Italian hillside for the best view of th...