The world's most remote airport.

The ominously named cave is home to some remarkable ancient art.

This was once the center of the Birdman cult, and is now a World Heritage Site.

These sacred Mesoamerican ruins feature peculiar petroglyphs hidden in the stones.

The ruins of an abandoned church mingle with the graves at Oaxaca’s General Cemetery.

The stoutest tree in the world.

This often-overlooked ocean walkway was once considered an impossible fantasy.

Believe it or not, the now-ubiquitous California avocado originated in Guatemala.

Millions of glowing microscopic organisms light up the waters of this luminous lagoon.

The subtle interplay of fire and water is hard to ignore at this remote Jamaican spring.

A remarkable range of flora and fauna are represented in this Dominican nature preserve.

A sanctuary for sickly, stray, or wounded donkeys.

The floor of the oldest surviving synagogue in the Americas is entirely covered in sand.

The remnants of an abandoned, 19th-century gold mill along Aruba's rugged northeastern coast.

A 125-meter long "tribute to the Brazilian people."

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

Constructed on the ruins of a convent, this tower saved countless lives.

Stenciled handprints and wall paintings dating back 10,000 years, some of the earliest forms of cave art.

The inspiration for the Patagonia Clothing logo, Cerro Fitz Roy turns pink at sunrise.

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

This lake’s emerald green waters are a spectacular sight, but it’s not a great place for a swim.

The largest geyser field in the southern hemisphere is a spectacular sight.

This red lake 4,000 meters above sea level is home to rare flamingos.

A desert that evokes the surreal.