A fountain standing as a testament to a doomed alliance.

This remarkably well-preserved Egyptian plinth is pretty well traveled for a giant piece of stone.

Ancient serpentine sacrifice holder that has stood the test of time.

A small etching on the white marble parapet was written in runic script by a Viking mercenary.

This column celebrates Rome's victory over the Goths, and may be the oldest Roman monument in Istanbul.

A Mexican Romeo-and-Juliet-esque legend has given this super-narrow alleyway a reputation for romance.

An incredible collection of Mesoamerican art assembled by one of Mexico's great artists.

Mysterious and ancient carved standing stones.

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

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

Conifers from the Jurassic Period transformed into stone in Patagonia.

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

Massive rock sculptures formed during the time of the dinosaurs still stand undisturbed.

These small sculptures pay homage to the lovable star of an iconic Argentine comic strip.

105-foot wide giant metallic flower blooms anew every day in the heart of Buenos Aires.

A memorial to the victims of Argentina's "Dirty War."

This historic, palatial theater is now one of the world’s most beautiful bookstores.

With its vast selection of books, comics, and records, this nearly 70-year-old open-air market always rewards the patient browser.

A vast necropolis where you'll find the elaborate mausoleums of Argentinian tango stars.

The humble tomb of an Argentine general, hand-built by his son using stones brought down from the Andes.