The largest earthwork effigy in the world.

The magic's in the hole!

Welcome to old Florida, where a 1940s mermaid show is still enchanting visitors.

This whimsical group of statues is a favorite of children who love to climb all over Lewis Carroll's beloved characters.

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

The world's longest known cave system.

These delicate buggers are some of the rarest fossils that have bubbled up from the Tar Pits.

Home to items never before seen by the public.

Paranormal experiences in this hotel's room 217 led Stephen King to write "The Shining."

Elevated freight railway turned wildly successful urban park.

High on a hill overlooking Los Angeles lives a world famous, high-power conical Tesla Coil.

The only structure left with direct ties to the Salem witchcraft trials of 1692.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

Thousands of coffin-like pillars make up this controversial Holocaust memorial.

The most visited, and possibly most controversial, museum in Germany.

The fairy tale castle of the “fairy-tale king,” this was also the inspiration for Disney’s “Sleeping Beauty.”

The Guardian of Tallinn.

A wunderkammer of gold and silver reliquaries and ancient saintly bones.

One of the best-preserved Roman amphitheaters is still used today, but for less brutal events.

Gargoyle head that brings good luck.

A 250-year-old timepiece-automaton adorned with golden mechanical birds, which still sing to this day.

Museum celebrating the ocean, with the largest wunderkammer dedicated to sea exploration.

Dedicated to the god Dionysus, this theatre was used for both musical and theatrical performances.