Mysterious stone tower featured in many alternative histories of the New World.

A mere stone's throw from Islamabad exists a spectacular display of three millennia of humanity's progress.

A grand imperial capital left to fall into magnificent ruin.

While these wooden totems bear a striking resemblance to First Nations artwork of British Columbia, their actual origins lay on the opposite side of the Pacific Ocean.

A remnant from the golden age of aviation still in use today, Pan Am's Clipper service took off from this Art Deco gem.

A fake mine that was made using real mining techniques which is also used as a community center.

The ancient dwellings of the Puebloans, located in the cliffs of majestic mesas.

A phenomenal assembly of pueblos in New Mexico is the most complete example of ancient ruins north of the border.

A breathtaking array of ancient Pueblo structures and artifacts counterintuitively preserved by neglect.

A Bronze age settlement on the Greek island of Santorini might have been the inspiration for Plato's Atlantis.

Huge stone depressions which may have acted as an Incan agricultural experiment.

These millipedes glow not out of attraction, but as a not-too-subtle warning.

Once the path of a railway tunnel, now home to thousands of glowing insects.

Major tourist destination known for its bubbling mud-pools and hot thermal springs.

The real life Hobbiton, this sheep farm has been forever transformed since being built for The Hobbit film series.

These two delightful animal-shaped buildings host a visitor center and wool shop.

One man's dream has turned into this naturally growing chapel made of almost nothing but trees.

Mother Nature outdoes herself with this stunningly beautiful set of caves carved into marble.

Tubing through a cave lit with glowworms is a magical underground experience.

Defying all odds, this lonely little tree found a home on a log sticking out of a Canadian lake.

Collection of skeletal systems from the "world's leading supplier of osteological specimens."

This huge pile of volcanic boulders hides a stunning network of secret grottoes.

A miraculous natural phenomenon known as "the spring that breathes."

Comprehensive gaming collection of over 30,000 electronic games and consoles.