The most remote tree in the world is more than 170 miles from its nearest neighbor.

The world's northernmost flowers cling tenuously to life on desolate Kaffeklubben Island.

Visitors to this arboretum are greeted by three smiling giants crafted from sustainable materials.

A museum and doll store featuring a surreal and super sanitized version of where babies come from.

A wonderland of folk art including the World’s Largest Grit. 

A curious whirlpool formation supposedly capable of entangling or engulfing branches, tree trunks, or whole rafts full of hapless tourists.

This road in the Great Smoky Mountains was supposed to assuage a displaced community, but ended up a $52 million dead end.

The highest point in Tennessee, Clingmans Dome bears witness to the ravages of one type of insect.

Mile-long cave system near Great Smoky Mountains.

The only zoo where you can buy animals that won't need feeding.

They call this long foot bridge a swinging bridge, but really it's the bouncing you have to watch out for.

An impressive collection is dedicated to the legendary beast.

The remains of one of America's first radiation testing grounds still rest ominously in a Georgia forest.

Where school buses go to die and be reborn as whimsical works of art.

Georgia's highest point was given its strange name thanks to a simple translation error.

A memorial to the beloved brown bear that served in the Polish army during World War II.

Over thousands of years, this slot canyon was carved out of the bed of an ancient lake.

Every winter, the wind carves blocks of frozen water into beautiful abstract shapes inside this unusually curved tunnel.