It is possible to visit this strange place of 'snotties', psychedelic stalactites and long abandoned artefacts ...

America's geological wonders don't need erupting volcanoes to create breathtaking spectacles that look straight out of a science fiction movie. From towering mushroom-shaped rocks to mysterious moving ...

With temperatures dropping to nearly minus-400 degrees Fahrenheit, it's probably wise to at least bring a heavy coat and wear a layer of long underwear if you're going to visit icy Pluto.If you'd ...