Haunting and beautiful trees, doomed to die.

This natural spring not only claims to heal the wounded but it has also been willed to God.

In the world's oldest university is a stunning 17th century anatomical theater carved from spruce.

Small on the outside, big on the inside, this church is an astonishing act of visual deception.

Two very green residential towers cleaning the air in one of Europe's most polluted cities.

Milan's duomo is covered in beautiful carving including a curious "dinosaur-like" beast.

Art and armour fill every inch of this rich kid's Italian villa.

The mummified relic of St. Antoninus.

Two stone columns flank the grand Venice square, but there were supposed to be three.

The only museum with its curator—and her pets—buried inside.

Go inside to really appreciate this 500-year-old technological masterpiece.

This community on a small Venetian island has taken to painting their houses in bright neon hues.

Hot Doug's "Hot Dog" Stand.

A Museum of Holography frozen in 1974.

Chicago's Navy Pier on Lake Michigan was a training hub for aircraft carrier pilots during WWII.

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

Huge abstract sculptures of the Puerto Rican Flag.

Once at the center of U.S. finance, the historic Trading Room was meticulously recreated piece by piece and rebuilt in the Art Institute.

Odd, decrepit fountain honors Chicago author who had mixed feelings about his hometown.

These chunky stone towers out in Lake Michigan are the key to Chicago’s drinking water.

Not to be confused with the iconic New York City skyscraper, this Chicago building is a vibrant hub for artists.

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

This urban drawbridge gained eternal pop culture fame when the Blues Brothers jumped it while it was raised.

Once called the "Polish Gold Coast" it is an icon of the neighborhood that bears its same name.