A monument celebrating the idea of reaching inaccessible places.

A Victorian cemetery in the heart of Brooklyn remains a popular mecca of morbid curiosity.

The curious underground history of keeping Paris clean.

Blighted Irish field and the ruins of a 19th-century cottage on the edge of urban Manhattan.

An artist's cute bronze subway sculptures belie his violent artistic past.

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

The bears may be gone, but their old cages can still be found.

Yo, Adrian!

Daily jousts and dancing barrel makers in Munich's mechanical clock.

The oldest farmer's market in America is so ancient it was approved by the King of England.

Life-size bronzes of the Grinch, Cat in the Hat, Yertle the Turtle, Sam-I-Am, and the Lorax—and the author himself.

The remains of a community that was forced to move for a dam that never materialized still rot in this Pennsylvania park.

South Carolina's last remaining slavery auction house is now a museum devoted to its own tragic history.

A lush indoor jungle fills this bustling Madrid transportation hub.

The only way to see Pittsburgh is from the top of this lookout point, just like the ancient members of the native peoples did.

Funded by John D. Rockefeller, this is one of the earliest, and most beautiful, shopping arcades in America.

A 90-year-old underground water reservoir offers a more industrial kind of tranquility.

Austin’s nonprofit-run graffiti park where street art is meant to be painted over.

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

This 38-drawer structure claims the superlative title, but it isn't the world's only giant filing cabinet.

A former waterfront market is now in the center of town due to some interesting Boston engineering.

American revolutionaries and British soldiers alike are buried here in the fourth-ever cemetery in Boston.

This engineering marvel is the longest bridge in Canada and one of the longest spans in the world.

The ballpark in "Pigtown" where the Brooklyn Dodgers made their name was replaced with a huge apartment complex.