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

This South London cemetery holds the remains of more than 15,000 people.

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

This little museum is built on a theater that was once a wildly elaborate speakeasy.

Become a prohibition rebel.

A collection of the best toys ever made, The National Toy Hall of Fame is filled with kids, fun, and for some reason, a bird preserve.

No telescopes, no power, no gift shop: The Observatory of Chichen Itza, one of the world's oldest observatories, takes astronomy back to basics.

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

A sealed test tube said to hold Thomas Edison's dying breath was given to the inventor's friend and mentee, Henry Ford.

This seemingly cursed monument is dedicated to one of Canada's great war heroes.

This Niagara Falls tourist trap is a world bright with neon and curiosities that will inspire love, hate, or a mixture of both.

One of the Seven Wonders of the Modern World holds the world's tallest metal staircase.

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

This lovely, if imposing, piece of Canadian gothic is possibly the most photographed hotel in the world.

A grand Gothic Revival basilica with stained glass depictions of Montreal's religious history has only one soul resting in its crypt.

Designed by Buckminster Fuller, this relic of the 67 Expo survived fire and ice.

World's largest Christmas store.

This whimsical Oz-themed park had a wonderful impact on the surrounding neighborhood.

The twin towers in this Chicago fountain use 50 foot tall video screens to spit on people.

The site of the climactic scene from the classic horror film is now a historic landmark.

The only surviving prototype for Buckminster Fuller's house of the future.

Statue in Salem of the woman who starred as the witch Samantha in the sitcom "Bewitched."

A collection of full-size movie monsters opened to the public.

The 340-year-old house that inspired the classic Nathaniel Hawthorne novel.