An collection of Chinese propaganda posters from 1949 to 1979.

This small museum is dedicated to making sure the history of the natural ice industry doesn't melt away.

This small road tunnel is the only place where you can cross beneath the Erie Canal.

This Art Deco fortress in upstate New York gives Manhattan's vaunted examples of the style a run for their money.

The library of every book lover's dreams.

The birthplace of America's favorite fruit-flavored mystery dessert.

"Call for the doctor, call for the nurse... Vote!! said the lady with the alligator purse."

Comprehensive gaming collection of over 30,000 electronic games and consoles.

This oversize piece of novelty cookware once cooked the largest pancake in the world.

Board a mine car and descend the #190 slope 300 feet underground into the Clark Vein of coal.

A train station that was abandoned by the coal industry and was later converted into a cocktail bar.

A planned settlement in Pennsylvania once housed the aristocratic refugees of the French Revolution.

This little-known collection holds everything from "Dracula" notes, to the manuscript of "Ulysses," to the forged works of Shakespeare.

This tiny New Jersey village has lived many lives but seems determined to remain a ghost town.

A world-class collection of mechanical musical instruments and automata.

The origin of this mechanical boy was a mystery until he revealed his maker by writing it in perfect cursive.

World's only nuclear reactor operated by liberal arts undergraduates.

Beyond being incredibly fun, not much can be said about the Hole with certitude.

This free, take-a-book shop seems like a trick but isn't.

This massive World War II calculator hearkens back to the days when "computer" was a job title.

MIT students continue the legacy of beloved professor "Doc" Edgerton through learning by doing.

This upscale streetwear store is hidden behind a fake Snapple machine in the back of a deli.

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

Famously misunderstood wonder of the ancient world