Handcrafted thermal spa washes away each night with the tide.

The glacier tucked within a New Zealand rainforest.

This strange geological landscape erupts with sudden bursts of water.

A solitary tree has grown up all alone on Lake Wānaka, backdropped by the beautiful Southern Alps.

Mortarless walls that stretch for miles are a lovely solution for creating grazing land in the harsh terrain of the Aran Islands.

One of the best places to see feral Colonial Spanish Mustangs in the United States.

This shifting North Carolina sand dune is an odd little desert surrounded by oceanic forest life.

Spain's unique Mosque-Cathedral has been a place of worship for both Muslims and Christians throughout its history.

The iconic boulevard is the perfect place to catch sight of a bicycling skeleton, a levitating Satan, or a chef with his head stuck in a pizza.

Gaudí's famously flamboyant architectural style is on full display in this sprawling park and garden.

Construction of Barcelona's iconic (but controversial) church is expected to be completed in 2026—a century after the death of its architect.

Sparkling, calcite-covered skeletons of children who may have been sacrificed to appease an angry god.

If you’ve ever seen a picture of Machu Picchu, then you’ve seen a picture of Huayna Picchu—you just didn’t realize it.

The intricate stonework of Machu Picchu serves as a testament to Incan engineers.

A fascinating little museum all about the rich history of Peru’s famous plant.

One man's exploration of the human form, including the bizarre and delightful "Man Attacked by Babies."

This tea house was a hand-built gift from Boulder's sister city in Tajikstan.

A spiritual vortex among the red rocks in Sedona.

The massive, incredibly rare instrument is over 11 feet tall with a range so deep it goes lower than humans can hear.

Surprisingly aquamarine waters fill deep lakes formed at the end of the last ice age.

Abandoned rock quarry now a haven for mountain bikers and hikers.

A reversed traffic signal that was once violently misinterpreted as a statement on British-Irish relations.

This lovely hilltop tower was specifically built to withstand 100 MPH winds.

This historic park site contains the last remnants of a once bustling canal system.