It took more than 20 years and a sharp eye for one man to assemble this quirky collection.

This recycled wax museum may be the only one that features John Travolta in a Bible scene.

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

This little blue house pokes out over the campus of UC San Diego, seven stories high.

An eclectic sculpture park rises atop a giant pile of ashes in Sweden.

The fountain marks the area where hundreds of accused witches were burned at the stake.

There's a 12-foot-tall replica of the Washington Monument hidden under a manhole nearby.

This unique railroad museum secretly contains the history of Poland rebuilding itself from the inside-out.

An ancient temple to the Hindu god Shiva surrounded by jaw-dropping scenery.

A rock outcropping left by a glacier that made itself useful throughout the centuries.

A spectacular annual festival centers around humans throwing molten iron against a wall at night.

A small museum houses a long, rich history of life and death on Lake Erie — from famous shipwrecks to rum smugglers.

This Route 66 classic sports a giant fiberglass rabbit that you can ride.

This small-town park in southern Illinois has a 1,000,000-gallon swimming pool and a 100,000-barrel oil well.

Iceland's largest geothermal mud pool is a little bit haunted and a little bit dangerous.

These termites have an large and deadly abode—impressive by day, dazzling by night.

Every half hour the eye-rolling clock face sticks out its tongue to mock the good citizens of Koblenz.

Travel deep inside of Europe's second largest glacier in the world's largest man-made ice cave.

The world's largest banyan tree is followed by a community of worshippers.

Where thousands of slaves passed through the "Door of No Return."

Starship-temple contains 400 tons of drinking water and offers free Japanese lessons.

Serving you alcohol with a side of insanity. Also, costumes!

We heard you like volcanoes so we put a volcano in your volcano so you can die for sure...

Japanese company creates clone dolls that reside in the "uncanny valley."