One of the oldest scientific gardens in Britain, containing more than 13,302 plant species in its core collection.

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

The moving metal works of one troubled artist can still be viewed on his front lawn... for now.

Even in death, he's still your huckleberry.

Air Force Academy Chapel made of 100 identical tetrahedrons works to inspire those of all religions.

At this Denver landmark, the meals are compulsory, the sopapillas are complimentary, and the insanity is everywhere.

Thanks to a quirk of elevation this gift shop produces magic doughnuts that are found nowhere else on Earth.

This elaborate towering structure was once famed for its revolutionary height.

San Francisco's oldest surviving monument and meeting place for 1906 survivors.

27-room home built with the fortune of a sugar magnate.

A lush green oasis in the middle of Chicago.

This ostentatious Italianate palace of an Oklahoma billionaire is filled with several themed mini-museums.

A whimsical tower with a spiral staircase, inspired by the Space Age and the Möbius strip.

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

Wisconsin's most celebrated export gets the royal treatment on I-94.

This historic church is named for abolitionist Henry Ward Beecher and the ruse to arm his fellow abolitionists.

A diverse, expansive nature preserve in northeastern Kansas.

This monumental Jesus is often referred to as "Our Milk Carton With Arms."

This futuristically sylvan church is a glass-enclosed marvel of modern architecture.

The first car-centric shopping plaza in the U.S. brought a little bit of Spain to downtown Kansas City.

The last four extravagant street signs of London's historic banking street.

South Dakota's oldest operating brewery is housed inside a historic firehouse.

The famous winding walk at Chartres is surrounded in mystery and myth.

These mythological giants take time out of their busy day guarding a Victorian market to let you know what time it is.