The park is home to the United States's only still-operating Dutch windmill.

A popular place to pick up prehistoric coral fossils from the time when Michigan was an ocean.

A multiversal transit station located right below a highway interchange.

There are eight natural springs around town, each with a slightly different taste.

While most of the games in this arcade take quarters, that would have been a small fortune when they were made.

Strange red rock formations that have been attributed to a higher power for hundreds of years.

Portlandia is the second-largest copper repoussé statue in the United States.

Over 60 chemical plants and oil refineries sit in a 15-mile-wide section outside town.

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

An abandoned 1970s theme park that has been turned into a space for waterfront walking.

One of the largest underground systems runs under Canada's largest urban center.

A 98-room castle in the middle of Toronto that bankrupted a 19th century electricity multimillionaire.

The White House Situation Room was taken apart in 2006 and shipped to the Ronald Reagan Presidential Library.

A monument to the one-armed geologist who led the first documented expeditions through the Grand Canyon.

The massive, incredibly rare instrument is over 11 feet tall with a range so deep it goes lower than humans can hear.

This park pays homage to the region's rich industrial history of brick making.

Rare recess caves fill this unbelievably beautiful Ohio park.

The largest retailer of seashells in the world.

One-time winter retreats of prolific inventor Thomas Edison and his friend Henry Ford.

Legend tells how a Spanish soldier disappeared from this isolated sentry box without a trace.

The world's largest carnivore sanctuary is home to over 450 meat-eating rescues.

Overlooking the Colorado Convention Center is this giant sculpture made from thousands of triangles.

The Denver airport is guarded by a 32-foot-tall sculpture of a demonic horse.

What was once the largest NFL stadium.