The last remaining vestige of a popular 1999 public art display.

The last masonry skyscraper ever built reveals a transitional moment in architectural history.

To find the "unicorns of the deep" you've got to go downstairs.

This awkward aquarium sculpture is one of the strangest statues in Chicago.

Fragments of architectural wonders from around the globe are embedded in the newspaper building's walls.

These pretty kitties killed and ate as many as 135 railway workers.

The twin towers in this Chicago fountain use 50 foot tall video screens to spit on people.

This historic hotel invented the chocolate brownie.

A shining sculpture made of 3,115 lights, the number of visible stars in the Northern Hemisphere.

This massive stained-glass masterpiece is thought to be the largest Tiffany dome in existence.

Four glass boxes hover over 1,000 feet in the air to give visitors an unparalleled view of Chicago.

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

A giant, Gilded Age mansion that once belonged to the beer baron of Milwaukee.

A unique botanical garden housed in three giant geodesic domes.

If you don't look closely, you might mistake this sculpture for just another passenger waiting at the airport.

This concrete sculpture features a woman opening her heart to showcase a beautiful fern.

An icon among Florida's pre-Disney tourist attractions, just west of Orlando.

This small memorial is almost as well concealed as Smalls himself was on the night he sailed to freedom.

Take a stroll through this centuries-old tunnel of enormous moss-hung evergreens, nestled among the grounds of America’s first public sculpture garden.

I-95's Tijuana-style celebration of kitsch at the Carolina border.

The colorful, smiling concrete silos of Vancouver.

A working steam clock, one of only a few in the world, located in Vancouver's Victorian Gastown.

Surprisingly delicious Asian-style hot dogs.

What's that on the side of that building? Va Va Voom, it's Bettie!