An homage to everyone's favorite prehistoric cartoon family.

Aqueducts have dramatically changed this old lake, now home to tufa towers and its very own species of tiny brine shrimp.

The magic's in the hole!

A speakeasy takes on Chicago's drinking culture.

Behind this beachfront shop lies a spectacular, colorful sea cave with an equally colorful past.

Become a prohibition rebel.

The world's only international cryptozoology museum is host to an unrivaled collection of mysterious objects.

A museum dedicated to the history and exploration of both popular music and science fiction.

Construction of Barcelona's iconic (but controversial) church is expected to be completed in 2026—a century after the death of its architect.

A dilapidated dock tells the story of Titanic's missed arrival.

The perfectly preserved underground rooms where Churchill plotted the war against Germany.

A horde of stray cats rule in this secluded Parisian cemetery under a bridge.

Here, at the "world's longest art gallery," you'll find forty miles of ancient petroglyphs and pictographs.

The popularity of Sherlock Holmes led to the creation of his fictional address, turning the orderly London street numbers askew.

This massive stained-glass masterpiece is thought to be the largest Tiffany dome in existence.

A semi-scholarly approach to sex.

A Pythagorean funhouse that tries, successfully, to prove that math is the coolest thing ever.

These remote Florida islands have a history of sea turtles and sunken treasures, and one of the world's largest coastal brick fortresses.

A 100-year-old purveyor of curiosities, curios, and kitsch featuring mummies, shrunken heads, and a Fiji Mermaid.

A giant Troll lurks under one of Seattle's oldest bridges.

Giant Redwood-themed cafeteria operates under the golden rule, "Dine Free Unless Delighted."

America's most famous piece of self-built architecture.

Rustic natural hot springs in the deciduous rain forest.

Frank Lloyd Wright's most iconic home dangles over a Pennsylvania waterfall.