Surprisingly aquamarine waters fill deep lakes formed at the end of the last ice age.

An indoor miniature village and labor of love for Laurence Geiringer, a model railroad enthusiast.

A unique collection of Science Fiction, Fantasy, and everything in-between.

This eccentric mansion museum holds a impressive collection of rare and automatic instruments.

A toxic ghost town sitting atop a massive coal fire.

It would take 35 firetrucks to fill this enormous glacial pothole.

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

The mortal remains of a Russian prince, priest and paranormal investigator who came to America in 1792.

Penn State's giant bug collection.

Sail through this subterranean show cave that is home to a legend that would go on to name nearly everything around it.

Possibly the smallest church in the world floats in the middle of a pond.

A gazebo that inspired the fifth episode of the "Twilight Zone" still stands in the creator's hometown

According to local myth this cemetery is half evil spirits, half good—split down the middle.

Celebrating the greatest pugilists the world has ever known.

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

A mysterious lake provides fresh water without any source, somehow restoring itself from atop its mountaintop perch.

The largest canoe collection in the world—and the most Canadian museum ever.

This collection started by a Cornell professor once held more than 600 human brain specimens, including the one that belonged to its founder.

In upstate New York, gorgeous waterfalls and a watermill are slowly being reclaimed by nature.

The library of every book lover's dreams.

These strikingly barren, rolling red hills were caused by bad farming practices.

The wooden octagon in which Huckleberry Finn and A Connecticut Yankee were born can still be visited in upstate New York.

A deteriorating 1990s Girl Scout camp in a beautiful lush park on Lake Ontario.

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