A series of waterfalls so massive they straddle the border of Argentina and Brazil.

This stunning mass of ice spans 121 square miles and is still growing.

The most southern point you can drive to in the Western Hemisphere.

Clap your hands at the base of the pyramid, and the song of a sacred Mayan bird will echo through the air.

This unimaginably large pile of sand near Nazca is one of the tallest dunes in the world.

A set of ancient drawings in the desert of Peru that are so massive, many of them can only be fully seen from the sky.

This metal tower in the desert provides views of a handful of Nazca geoglyphs.

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

Preserved Inca city and site of the last Inca stronghold against the Spanish conquistadors.

An elaborate Mayan city shrouded in alien conspiracy revealed the tomb of Pacal the Great.

A backdoor to Machu Picchu that only the most foolhardy infiltrator would attempt to breach.

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.

It took 82 years and four different plaques to finally get the story right.

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

The highway's southernmost spot is a beloved local attraction.

A monument celebrating the idea of reaching inaccessible places.

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

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

A market for witches is hidden within a train station.

Visiting dignitaries and Hollywood stars once stayed at this 1920s hotel, alongside ghosts that are said to haunt its corridors.

A colorful narrow alley in Cuba is full of street art and sculptures made of found objects.

After the Cuban Revolution, the famous rum company had to leave their swanky headquarters behind.