Explore the largest pure gypsum deposit in the world, and go dune sledding while you're at it.

The second-largest cave chamber in the world was discovered in 1898 by a 16-year-old and a friend known as "Pothead."

More than 21,000 images fill this overlooked gem of a prehistoric site.

A pair of black granite tails dive into a sea of grass in landlocked Vermont.

Vermont's hills are alive with the sound of music at this historic hotel.

Dispersed across 45-acres, 39 structures house a massive collection celebrating American Folk Art.

This rare polygonal meeting house is rumored to be built in a circle so that the devil has nowhere to hide.

A massive sustainable farm designed by the mastermind behind Central Park.

The highest peak in the state of Vermont has some interesting features.

A New England curiosity cabinet, one hundred years on.

The sweetest graveyard in the world is filled with headstones for dearly de-pinted ice cream flavors.

This small city where almost everyone lives in the same building can only be reached via North America's longest tunnel.

Running under an entire mountain, the longest highway tunnel in North America is kept fresh using portal fans and jet fans.

Buy your friend a drink or staple some cash to the wall for the next guy at the Salty Dawg Saloon.

America's smallest "national forest" has only 33 trees.

A whimsical European-style chateau that calls the coast of Chile home.

Inspired by the Rialto Bridge in Venice, these three clustered bridges were just one part of a Slovenian architect’s grand vision.

A whimsical bridge adorned with decorative dragons.

This one-time health resort was used by aristocrats around the world.

Piran’s oldest square is laden with history and a beautiful 18th-century reservoir.

This delicious Bosnian barbecue restaurant celebrates the diverse cuisine of Slovenia.

Geothermal waterfalls in Tuscany.

These imposing walls and towers look more like the ruins of a fortress than a monastery.

The ancient tomb acts as a calendar that keeps perfect time.