This Niagara Falls tourist trap is a world bright with neon and curiosities that will inspire love, hate, or a mixture of both.

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

A mysterious chasm in the heart of the ancient Roman Forum, the Lacus Curtius was once believed to be a gateway to hell.

Giant six-pack could provide one person a six-pack a day for 3,351 years.

A bizarre house filled with an astounding array of collections.

An oddly poignant roadside attraction celebrating American folklore.

A tribute to the twin ideals of religion and patriotism, built by a Catholic priest from rocks, glass, and innumerable found items.

Wisconsin's most celebrated export gets the royal treatment on I-94.

This striking art museum holds an amazing series of curiosity cabinets.

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

Exquisite examples prehistoric bas-relief carvings.

For hundreds of years, automatons moving to metallic music have been marking the passage of time.

Hundreds of hidden passageways weave through the old quarters of Lyon.

One of the oldest medical collections in Europe focusing on rare surgical instruments.

Medieval museum built over Roman baths that features famous tapestries of a lady and a unicorn.

Architect Le Corbusier built his friend a cubist house to match his impressive collection of cubist art.

The vast, legendary catacombs hold secrets much stranger than stacked bones.

It houses the remains of a 17th-century version of the Titanic.