Rent out a glass igloo to watch the Northern Lights like you live in the future.

Hundreds of enormous icebergs drift through this waterway every year.

This natural sea cave hides a small wonderland of natural turquoise beauty.

It's 2 billion years old!

This mineral lake known for its healing powers is so buoyant it's been dubbed the "Dead Sea of Canada."

This igloo-shaped landmark in Iqaluit serves as the seat of the Diocese of the Arctic.

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

Final resting place of Antarctic explorer Ernest Shackleton.

This staircase in a lush tropical grotto was built by enslaved laborers and renamed to honor Queen Victoria's role in ending slavery in the British Empire.

Impressive sink holes fill this untouched old-growth forest in the Bahamas.

This Wall Street bar was once a hub of revolutionary activity where Washington famously bid farewell to his troops.

Under a glass sidewalk lie the remains of some of Manhattan's oldest buildings.

Amid the bustle and noise of the Financial District hides a secluded garden oasis above the city streets.

An explosion of natural color known as "the river that ran away from paradise."

A island reachable by a causeway at low tide is possibly one of the earliest Western European locations to be identified in text.

These ancient sunken lanes were naturally tunneled into the soft ground by countless footsteps.

This sublime architectural marvel is a rare example of an expressionist church.

Countless stories attempt to explain Poland's mysterious J-shaped trees.

Submerged trees jut ghost-like out of an idyllic turquoise mountain lake.

This giant boulder is pinched over a 1000-meter abyss by two mountains.

A Hawaiian stairway to heaven—that you can't climb.

This fantastical waterfall is hidden in a cave located in a cracked cliff.

A serpentine highway twists and turns over the treacherous Norwegian Sea.

This 1,300 year old monastery built atop a single rock was once only accessible depending on the whims of the tide.