Every equinox this Maya pyramid puts on a spooky ancient light show.

A Lovecraftian altar of nightmarish bronze chairs sits ominously on a boardwalk in Puerto Vallarta.

Six ravens are kept captive (but well-fed) at the Tower of London to prevent the fall of the Crown.

London's smallest police station is barely the size of a phone booth.

The perfectly preserved underground rooms where Churchill plotted the war against Germany.

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.

Need to book a room at the Hotel Pennsylvania? Just dial up 6-5000.

Captain America, Sub-Mariner, and the Human Torch were all born in this art deco Manhattan masterpiece.

A dark patch of the ceiling at Grand Central Terminal which was not restored is still stained brown by tobacco.

This historic address is home to the beloved ball and is an almost totally empty building among the most expensive real estate in the world.

The rough and tumble president's childhood home displays the shirt he was once shot in and the speech that saved him.

The original toys that inspired the beloved children's stories are on display at the New York Public Library.

A bit of retro transportation flair preserved in the world's largest department store.

Spinning silently in the lobby of an Art Deco masterwork is a massive vintage model of the Earth.

Built as a gift to the hottest tastemaker of the time, these hidden quarters remain an Art Deco showpiece.

Manhattan's lighthouse, erected at the insistence of the unsinkable Molly Brown.

This mosaic dedicated to John Lennon was tended for years by a Beatles super-fan.

Wall Street has a new heroine, a bronze statue of a small but fierce girl.

Under a glass sidewalk lie the remains of some of Manhattan's oldest buildings.

One of only two commuter aerial tramways in the United States.

A pedestrian island in the middle of world-famous Times Square emits a strange (and purposeful) humming noise.

New York City's smallest piece of private property.

Whisper secrets in a busy station only to be heard on the other side of this acoustic arch.