The popularity of Sherlock Holmes led to the creation of his fictional address, turning the orderly London street numbers askew.

This Industrial Age architectural and engineering gem helps visitors and residents alike traverse Lisbon, “The City of Seven Hills.”

This gem-encrusted temple is said to contain some of the Buddha's hair which can make the deaf hear and the blind see.

A 98-room castle in the middle of Toronto that bankrupted a 19th century electricity multimillionaire.

This museum of Hawaiian and Polynesian culture is the legacy of the last descendant of the Kamehameha Dynasty.

A bizarre house filled with an astounding array of collections.

Buddha shrines hide within dark tunnels at this unique forest temple.

A Nesting Doll of Churches.

The skull of the patron saint of lovers lies in the Basilica di Santa Maria in Cosmedin—maybe.

The doodles of a genius line the walls of a secret room under the Medici Chapel, where they were hidden for nearly 500 years.

Thousands of well-dressed mummies below a monastery.

Now famous as the "Harry Potter bridge," this impressive concrete viaduct has long been an icon in its own right.

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.

The crypts of Capuchin friars decorated with the bones of over 4,000 friars, including an entire "crypt of pelvises."

A museum dedicated to the history and exploration of both popular music and science fiction.

Stroll through a wonderland of stupendous moss-covered trees.

A giant Troll lurks under one of Seattle's oldest bridges.

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

Home to items never before seen by the public.

A true roadside icon standing on the same plains that the herds once roamed.

Three legendary, living albino buffalo roaming their pastures for all to see.

"...I guess that was your accomplice in the wood chipper?"

This $62 million dollar temple was erected to house one little dental fragment of religious history.