Eat your Big Mac in a DC-3.

A small island less than half a mile from Venice is a forbidden island with a dark and twisted past.

This sturdy, circular stronghold served as one of the forts that protected the Venetian Lagoon.

In the past, Renaissance sex workers were encouraged to entice customers on this bridge.

Originally a leper colony, the island is now an Armenian monastery that's home to an incredible manuscript library and eclectic museum.

Those who own or stay at this 500-year-old, allegedly cursed house often meet terrible fates.

This abandoned island off the Venetian coast has been a radical monastery, a political prison, and a secret Nazi base.

The marble facade hides a little-known medical museum with early surgical instruments and rare copies of canonical texts.

Venice's "Island of the Mad."

The plague quarantine island home to the alleged "Vampire of Venice."

A sinister pyramid in the Frari contains the heart of the famous neoclassical sculptor.

Go inside to really appreciate this 500-year-old technological masterpiece.

This Venice bookstore has resigned itself to constant flooding by keeping its books in bathtubs and boats.

This community on a small Venetian island has taken to painting their houses in bright neon hues.

This macabre shop, filled with art, oddities, and taxidermy is hidden in the heart of the French Quarter.

This unique shop is full of memento mori art, antique medical equipment, secret society paraphernalia, and historical relics.

The oldest family-run restaurant in the United States is a living museum of New Orleans dining history.

The site where a plot to assassinate Hitler was planned—and its conspirators were executed—is now a powerful memorial to the German resistance during World War II.

This piece of a Renaissance-era Spanish castle remained lost for decades.

Underneath the historic center of Mexico City, the remains of a temple dedicated to the Aztec god of the wind.

History is on display in this hall, which has served as the seat of city government for centuries.

The hot chocolate here all stems from small, sustainable microproducers in Chiapas and Tabasco.

These subterranean models show Mexico City's central square during three different eras.

A tribute to the 20th-century ball that cast a spotlight on Mexico’s LGBTQ community.