These stark white cliffs were spat up by the sea and are slowly being retaken by it.

In this quiet village, a blue plaque marks the spot where the famous fictional detective retired.

This lovely tree was a thank you gift from the man known as "Public Enemy No.1."

There must be a pun in this haystack somewhere...

The world's largest fire hydrant is supposedly tornado-proof.

This titanic steel chain linking two buildings was installed without permission but instantly beloved.

Despite its name, this fast food museum is actually a replica of the ninth McDonald's store.

Giant six-pack could provide one person a six-pack a day for 3,351 years.

A bizarre house filled with an astounding array of collections.

This cave holds a surprisingly colorful variety of geological oddities.

The bugs crawling down the front of this office building are almost as big as a '68 VW Beetle.

A place to eat for on-the-run agents and espionage enthusiasts.

Statue dedicated to the star of an old television show.

A house and yard adorned with bizarre concrete sculptures in a Milwaukee suburb.

Art deco landmark on the outskirts of Washington, D.C.

A tiny piece of the Moon is embedded in this stained glass masterpiece.

The house where John Wilkes Booth conspired with his co-conspirators.

With over 100 jam-packed rooms to explore plus elaborate tea services and events, the Mansion on O Street is a hidden treasure.

This grand gothic brewery has been pumping out suds for over a hundred years.

A small triangle of DC grass is the final resting place of one of Sonny and Cher's songs.

Vienna's giant wonder wheel had a starring role in one of the greatest noir movies of all time.

One of England's most famous churches hides a pair of little known architectural treasures.

Restaurant in Northern Wisconsin comes with a unique feature: a grassy roof covered in living goats.

The water-powered carriages are long gone, but for over a century this funicular railway has been the fastest route to the highest point in Paris.