As fragile as they are beautiful, fulgurites (so-called "petrified lightning") are the next best thing to holding a lightning bolt in your hand!

Afraid of heights? Even the photos of some of these insanely tall towers, lookouts and glass balconies will make your head swim.

Sun, sand and heat are the basic recipe for any amazing desert but like any creative cook, Mother Nature reaches for the spice to make things extra nice.

Outdoor photos touch our emotions, hearts, and minds. Here are 14 of the best and brightest contemporary outdoor photographers and 37 breathtakingly creative images.

When we think of amazing bridges, we usually think of the large steel and concrete variety. But Cherrapunji, India features truly astounding living bridges.

Big lakes, tiny lakes, freshwater lakes, briny lakes... and more than a few that are one-of-a-kind. These 10 amazing lakes "shore" are special!

Freelance photographers roam the planet in search of that perfect moment in time. Here are 10 world-class freelance photographers and 36 photos of their works.

Caves worth raves! These formerly hidden underground wonders are finally revealing their beauty to those who always thought heaven was someplace above.

Fairy chimneys, blood red rivers and Seuss-like spotted lakes: these aren't CGI settings for sci-fi films, but real places right here on earth.

Travel photography influences the world; time stands still, beautiful or heartbreaking, and that moment lives on. Here are 46 snapshot moments around the world.

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.