Look closely and you’ll notice that the color changes a third of the way up the tower.

A remnant of the last Ice Age, this lake is surrounded by fascinating rock formations.

Sections of the iconic limestone columns have been left uncleaned as a reminder of the city's polluted past.

The largest university building in the West is a gothic masterpiece containing dozens of theme rooms based on different countries.

There aren't too many operational funiculars around, but Pittsburgh has two!

Found art has transformed this Pittsburgh neighborhood into a psychedelic dream.

It's been called “Detroit’s largest art object.”

One man's attempt to create an artistic wonder on a run-down block in Detroit.

To truly appreciate Detroit's landmark skyscraper, you have to step inside.

This sprawling bookstore spans four floors and has more than a million books in stock.

"World's largest scrap metal sculpture" stands in an outdoor sculpture garden in the middle of Wisconsin.

Rare recess caves fill this unbelievably beautiful Ohio park.

This splendid Versailles-inspired mansion has the largest French-style formal gardens in North America.

An off-the-beaten-path place to literally hang beneath Milwaukee's Holton Street Bridge.

This striking art museum holds an amazing series of curiosity cabinets.

The sweetest graveyard in the world is filled with headstones for dearly de-pinted ice cream flavors.

In an alley behind a Fargo bar, you can roleplay as Mario while interacting with a popular street mural.

Thanks to a loophole in property ownership, this alleyway has become a cacophonous street gallery.

A fitting attraction for the corn capital of the world.

The granddaddy of all tourist traps, built on ice water, jackalopes, and a giant dinosaur.

An architect's childhood fantasy treehouse made real.

One of nature's most well-scheduled phenomenons resides in Wyoming's Yellowstone National Park.

The largest hot spring in the United States is, as the name suggests, a stunning show of natural color.

The first declared National Monument in the United States.