One of the world's brightest glow-in-the-dark mushrooms was first spotted in 1840 when a scientist saw kids playing with a strange glowing object in the street.

No, they're not pigments of your imagination, these melanistic animals are the polar opposites of albinos and display the “dark side” of genetic mutation.

These 15 plant species have adapted to survive the world's most extreme environments and to spread tenaciously, strangling everything else in their way.

The mountains that inspired the movie Avatar, the clearest lake in the world and the king of all peaks are among the incredible natural wonders of East Asia.

Get up close and personal with the world's largest creatures - 100-foot-long blue whales - in beautiful, tropical Sri Lanka, an island in the Indian Ocean.

Shore is strange... Beachcombers often can't believe their eyes (or noses) when encountering some of Neptune's more notable expelled exiles – can you?

Russia may be best known for its history, culture and architecture, but take another look at this nation's stunning natural features, from volcanoes to forests.

Jewel Caterpillars of the genus Dalceridae include some of the most beautiful caterpillars you've ever laid eyes on. Just be sure you look and don't touch!

From volcanic hot spots that literally look like hell to the most beautiful cascading paradise you can imagine, these 12 bodies of water are highly unusual.

Go for the green! By keeping their eyes on the ball, a number of golf ball manufacturers are slowly but surely making the Skins Game a more sustainable one.

Deserts, islands, rainforests and rocky cliffs: Australia has it all, with breathtakingly diverse landscape features, wildlife and cultural history.

The evolution of whales from land-based animals to the ocean's largest mammals is on display in the stunning Wadi Al-Hitan desert of Egypt.

Africa is home to some of the world's most incredible natural sights including the vast Sahara Desert, the magnificent Victoria Falls and countless wildlife.

BBC America commissions a group of kids to replace Sir David Attenborough as narrator of its series 'Planet Earth', with cute and funny results.

Trail Marker Trees are living cultural signposts, shaped and molded by ancient Native Americans to be navigational aids in a time before GPS, compasses or maps.