A monument celebrating the idea of reaching inaccessible places.

This iconic 1,000-year-old medieval castle is a favorite of the film industry, most notably as the location for Hogwarts in Harry Potter.

The turquoise-studded skull of a long-dead Aztec man sits within Mexico City’s Museum of Anthropology.

This immense scene of a cosmic battle between a jaguar and serpent illustrates the Aztec concept of the duality of life.

This strange sculpture of a menacing skull surrounded by sun rays was discovered at the foot of the Pyramid of the Sun.

The striking jade death mask of an ancient Maya king is displayed in a replica tomb in Mexico City.

This colossal ancient jaguar sculpture was used as a vessel for the hearts torn from sacrificial victims.

The stoutest tree in the world.

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

A 16th-century monastery boasts a lush array of plants native to Mexico’s most biodiverse region.

At 135 years old and counting, this historic print shop is heaven for poster nerds and music buffs.

Every day a troupe of pampered water fowl walk the red carpet to their favorite fountain.

One Confederate statue that accurately reflects the ugliness of its subject.

This Yellowstone geyser may not shoot as high as the nearby Old Faithful, but it erupts for considerably longer.

The only natural lake in the world that drains into both the Atlantic and Pacific Oceans.

An architect's childhood fantasy treehouse made real.

This hidden sculpture garden full of Wild West art is one of San Antonio's best-kept secrets.

Egyptian Revival movie palace abandoned for decades and restored in 2013.

A favorite Paris bar for U.S. expats, including Gershwin, Hemingway, and James Bond.

An "inside out" building in the historical center of Paris, featuring Europe’s largest modern art museum.

Notorious artist squat renovated into legal studios.

Dating back almost 400 years, the oldest public collection library in the United Kingdom was once the study hall of Karl Marx.

These ruins of a pre-Columbian cliff village are among the most beautiful and well preserved in New Mexico.

A wealth of pop culture statuary and green chile dishes give this roadside restaurant clout.