Tucked away amidst some of the most famous addresses in the world is New York's only fraction of a street.

This floating garden in the sky is straight out of a fairy tale, but the real thing is nothing short of magical.

A scenic overlook of a pit mine hundreds of meters deep filled with blue water.

Mirrored floors and arched shelves create the illusion of an infinite tunnel of books.

Explore the dark underground corridors of this graffiti-covered former military fortification.

This sandstone gorge in New York State's Adirondack Mountains is home to waterfalls, flumes, and more.

Travel deep inside of Europe's second largest glacier in the world's largest man-made ice cave.

A striking, menacing sandstone peak towering above a landscape that's equal parts Mordor and the Moon.

The fifth-longest natural arch in the world, and the longest outside China.

A shady solar power system that couldn't hold up to the harsh desert conditions.

A well-preserved Ancestral Puebloan ruin tucked beneath a desert cliff.

Giant pinnacles in the sun-scorched lands of Southern Utah have been nicknamed "white ghosts."

This rugged area of red rocks and arches is often considered one of the most beautiful places on Earth.

This geothermal hot spring hides beneath a slowly growing mineral dome.

One of the world's oldest and most massive living organisms is a grove of quaking aspens.

Giant, natural amphitheaters made of delicate geological formations called "hoodoos."

Bizarre lunar-like landscape with thousands of large stone "hoodoos."

After millennia of erosion by sand and churning water this Brazilian valley now looks like a lunar fantasy.

Rare recess caves fill this unbelievably beautiful Ohio park.

The land is full of geologic eye candy, such as otherworldly spires, mushroom-shaped hoodoos, and prehistoric fossils.

Nikola Tesla's former home contains an homage hidden from plain sight.

This lower Manhattan bar is set up in an old bank vault that rests beneath a skyscraper that hides even more historic splendor.

This unusual building straddles two countries.

An ever-changing gathering of crude wooden figures haunts the St. Lawrence River.