This synagogue in Madison, Wisconsin, is a historic architectural gem and one of the oldest surviving synagogue buildings in the United States.

Over thousands of years, this slot canyon was carved out of the bed of an ancient lake.

The house where the famed outlaw was shot by a dirty coward is now a museum to the criminal's legacy.

An unusual statue in Wisconsin of the first daily comic strip character.

This was once the largest four-sided clock in the world (yes, even bigger than Big Ben).

One of the oldest and tallest lighthouses still in service on Lake Michigan.

This lakefront cottage was crafted in the 1800s and was once a sanitorium.

The remains of a enormous earthen figure of unknown origins cuts across a rural Wisconsin road.

Home to the world's largest refracting telescope and the birthplace of modern astrophysics.

Software company Epic Systems has created one of the strangest and largest workplaces of all time.

The spaceship-like theater, which is still in use, was one of the most popular exhibits at the 1964 New York World's Fair.

The menacing creature had a tremendous influence on the local culture before being exposed as a hoax.

A metal ring in the middle of the road marks the exact spot where the Soviet satellite crash-landed in 1962.

A huge musical instrument played by the ocean.

The ruins of New Zealand's largest classical-style church.

A giant doughnut was given to the small New Zealand town of Springfield to promote "The Simpsons Movie."

Hundreds of bras, blowing in the wind.

The glacier tucked within a New Zealand rainforest.

This strange geological landscape erupts with sudden bursts of water.

Major tourist destination known for its bubbling mud-pools and hot thermal springs.

This electric green sulphur lake in New Zealand looks like a cartoonish radioactive dump site.

A solitary tree has grown up all alone on Lake Wānaka, backdropped by the beautiful Southern Alps.

Dolphins, ancient clams and hundreds of waterfalls make this one of the world's top tourist destinations.

A 19th-century perch for spotting sailing ships now boasts one of the most iconic views in the Southern Hemisphere.