The largest wildlife crossing in Utah allows local fauna to safely traverse the six-lane Interstate 80 at Parleys Canyon.

The fifth-longest natural arch in the world, and the longest outside China.

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

These aggressively sustainable art homes look like something out of 1970's science fiction.

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

This giant pocket watch is the third iteration of a local landmark that has been standing just off the Santa Fe Plaza for over 100 years.

An immersive environment that is part haunted house, part choose-your-own-adventure, and part jungle gym.

This massive wooden building contains a giant Buddha, healing pillars, and tame deer wandering the grounds.

This tiny shop has been serving traditional tamales for more than 200 years.

Built on the remains of one the Incas’ most important gathering spots, this square keeps the spirit of a fallen empire alive.

Situated on a sacred Inca site, this 16th-century cathedral took nearly 100 years to build.

A painting in the historic Cathedral Basilica depicts Jesus and his disciples dining on a traditional Peruvian menu.

The Uros people live on floating reed islands in lake Titicaca.

The stones of this Incan wall complex fit together so well you couldn't fit a piece of paper between some of them.

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.

A remote candy-striped mountain in the Peruvian Andes straight out of the pages of Dr. Seuss.

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

This historic stadium was built to host the first-ever FIFA World Cup.

This beautiful example of neoclassical architecture is one of Uruguay's most treasured cultural gems.

The design of the Palacio Salvo has been described as "a lighthouse on top of a building."

Buenos Aires' city of the dead contains some very famous remains, including Eva Perón.

This massive Maya archaeological site is home to the tallest man-made structure in Belize.

A disquieting Aztec sculpture displays hundreds of stone skulls representing the victims of human sacrifice.

Frida Kahlo's childhood home, now a museum of her life and works.