The American Revolution was galvanized into serious action due to the tragic clash with British soldiers that occurred at this location.

Three prestigious academic collections come together to create a world-class natural history museum.

Memorial of the Salem witchcraft hysteria in the town of Danvers, where it all began.

The 340-year-old house that inspired the classic Nathaniel Hawthorne novel.

Macabre headstones carved with winged skulls, dancing skeletons, and pithy reminders of impending death.

Erotic art covers the walls of the largest ancient pleasure palace.

The palatial McDonald's that inspired Wesley Willis.

Hundreds of lucky felines haunt the ruins where Caesar was murdered.

The last moments of the ill-fated Pompeiians, frozen forever in plaster.

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

Relics of the 1894 Midwinter Exposition continue to delight visitors today.

Famously misunderstood wonder of the ancient world

Macabre astrological automaton clock dating to the late 1400s.

To find the "unicorns of the deep" you've got to go downstairs.

This surprising gem is a world-class archeological museum hidden at the University of Chicago.

A Bibliophile's Dream.

The installation’s official name, “You Who Are Getting Obliterated in the Dancing Swarm of Fireflies,” says it all.

Hollywood's most famous landmark, the "temporary" sign that has stood for decades longer than intended.

A place to eat for on-the-run agents and espionage enthusiasts.

A whimsical bridge adorned with decorative dragons.

This massive subterranean fissure is known as the "underground Grand Canyon."

This medieval castle overlooking the Elzbach river looks just like it did hundreds of years ago.

Elevated freight railway turned wildly successful urban park.

Kings Cross Station pays tribute to its role in Britain's best-selling book series.