This sinkhole was created by a tragic industrial accident and continues to ravage the surrounding landscape.

A 19th-century Gothic, castle-like statehouse by the Mississippi River.

A swamp and garden tour featuring local wildlife and exotic botanical specimens from around the world.

For 150 years one family has been producing the iconic hot sauce on a bayou island made of salt.

A small collection of iguana-infested ruins hides amid Cancún's bustling hotel zone.

An island graveyard with spectacular views of the Caribbean.

No telescopes, no power, no gift shop: The Observatory of Chichen Itza, one of the world's oldest observatories, takes astronomy back to basics.

Every equinox this Maya pyramid puts on a spooky ancient light show.

An inspired museum dedicated to the patron saint of enslaved people, inside the cloisters where he lived and died.

This preserved village shows the modest lifestyles of the area's 19th-century Chinese gold miners.

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

This museum/fur store is devoted to educating guests on how awful opossums can be.

The "Rocky Horror Picture Show" character has a hidden camera that broadcasts people doing the "Time Warp."

A New Zealand communications tower stands as the tallest structure in the Southern Hemisphere.

Handcrafted thermal spa washes away each night with the tide.

The once and future home of New Zealand's famed Pink and White Terraces.

Highly spherical boulders on the shores of New Zealand.

The explorer Captain Cook may have named it White Island, but the Maori call it Te Puia o Whakaari – The Dramatic Volcano.

Deadly scalding and one of the largest hot springs in the world.

A galaxy of glowworms—larvae of a gnat—hides deep in the belly of these caves.

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

The glacier tucked within a New Zealand rainforest.

A Maori village obliterated by an 1886 volcanic eruption.

A perfect turquoise lake colored with glacier dust.