A strange house built only at night, with rumored mystic inspiration.

This rare example of a "tidefall" is a spectacular drop from the cliffs down onto the beach.

The lighthouse central to the 1980s horror classic "The Fog" is, in fact, located in one of the foggiest areas of the Pacific Coast.

Home to an apple tree that can produce 25 different varieties of fruit.

This California family's ancestral melon is sold only here.

Eighty million natural history specimens call this gargantuan museum home.

A hands-off space for graffiti artists to hone and display their skills.

A student driver's nightmare.

A tongue-in-cheek arcade where the games are based on everyday life.

Banksy gives themself artistic license with this piece of London street art.

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

Kings Cross Station pays tribute to its role in Britain's best-selling book series.

A 300-year-old tea shop that brought tea to the English people, not to mention the Queen herself.

This ornate Victorian marketplace was the setting for Diagon Alley and the Leaky Cauldron in the Harry Potter films.

A kaleidoscopic warehouse-maze of handmade neon signs.

Numerous sculptures set along hiking trails symbolize and idealize the relationship between man and nature.

A submerged archeological park still holds the wonders of a Roman Sodom.

A prohibition-style speakeasy takes up residence in the last Victorian residence in Hollywood.

A castle that was built stone by stone by an eccentric journalist.

The oldest operating pharmacy in the world features 800-year-old recipes.

A small island less than half a mile from Venice is a forbidden island with a dark and twisted past.

The plague quarantine island home to the alleged "Vampire of Venice."

Mysterious Spanish catacombs of unknown origins.

An ancient Egyptian temple in the middle of Madrid, Spain.