These ten amazing cliffs run the gamut from serene to staggering - sheer drops of cutting-edge scenic beauty that mark Mother Nature's geological glory.

Landscapes often spark an emotional response and inspire environmental protection instincts. Here are 23 stunning still life photos and stirring landscapes.

Here are 12 rugged and untamed, not overly crowded but not unknown either, unique National Parks for travelers to explore and to enjoy new adventures in nature.

Glass Beach in Fort Bragg, California, used to be a dump - literally. Now it's one of the most unique and beautiful beaches on the planet.

Fear of heights? Then you might want to stay away from these dizzying outdoor overlooks and elevated eco parks located thousands of feet above the ground.

Humongous holes can be found scattered across the globe, some geological phenomena and others made by man. Here are the most massive man-made and natural holes to be found on our planet.

Mother Earth has had 5 billion years to sculpt herself into splendor, so let's trip across the 7 continents to find our planet's coolest natural wonders.

Everyone knows Stonehenge, but who knew there is a whole world of other stone circles out there? Here are 13 of the most interesting stone circles in the world.

Underneath your feet, deep in the Earth, the planet's final frontier awaits the most adventurous souls. Here are 20 extreme adventures for spelunkers and cavers.

Here are 41 bridges from around the globe in the hope we can find the perfect blend of environmentally conscious beauty and design to cross into the future.

Upcycling is perhaps a buzzword of the day, but there is no doubt that recycling these otherwise forgotten pieces of driftwood is a spectacular improvement.

The gorgeousness of nature remind us why we should fight to save Earth. Here are 45 exquisitely colorful places that you should see for yourself before you die.

Science has progressed in the last hundred years and our knowledge of how our world works increases but even now there is much that science cannot explain.

If this geological oddity were not interesting enough, an amazing and nearly-extinct species found on it is just as strange and mysterious if not more-so.

An eclipse can be an amazing visual experience from below, but aerial and space photographs make this phenomena even more incredible from above.