A building so large that it has its own weather.

The walls of America's oldest masonry fort famously "swallowed" cannonballs.

Fire meets ice at the southernmost volcano on Earth.

The largest collection of artifacts from the Olmec civilization, the mother culture of Mesoamerica.

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

The enigmatic skull gazes out over the ruins of a once-great Mayan city.

Three small rooms in the jungle house the most elaborate and intact murals of the Mayan world.

Recently revamped museum of Fijian history located within a gorgeous colonial-era garden.

St. Augustine's record-setting narrow street was designed to protect against pirates.

A luxurious 1880s hotel with its fair share of Tiffany stained glass, Edison electricity, and of course, ghosts.

This masterpiece of muralism depicts the rich culture of the people of Michoacán and their timeless connection to the land.

This mysterious runestone embedded in a church wall is linked to the medieval cult of Saint Erik.

Ancient burial grounds of the wealthy.

The official meeting point for the oddly named governing assembly of ancient Sweden.

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

A striking depiction of Teotihuacan's mysterious "Spider Woman."

This foreboding building was the headquarters of the terrifying Spanish Inquisition in Mexico.

This museum houses two of Mexico's most impressive Aztec monoliths.

A 56-foot tall statue of the god of fire looks out over Birmingham, Alabama.

Once one of the largest producers of pig iron in the world.

A beautiful Victorian statue shows France's enduring love of the rhinoceros.

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

A magical sinkhole on the Yucatán Peninsula is adorned with mini waterfalls and hanging vines.

This geometric feat is a testament to the Incas' mesmerizing architectural abilities.