One of the largest-ever mental hospitals now sits abandoned, surrounded by 25,000 unmarked graves.

Giant six-pack could provide one person a six-pack a day for 3,351 years.

A grassroots community effort in the 1970s led to the creation of this beautiful garden full of delightfully whimsical exhibits.

Once a speakeasy operated by Al Capone, this Milwaukee cigar bar is now a haven for ghost hunters.

A giant, Gilded Age mansion that once belonged to the beer baron of Milwaukee.

A place to eat for on-the-run agents and espionage enthusiasts.

A bronze statue on a downtown corner honors Minneapolis's favorite career gal.

One of the world's premier laboratories for hydraulic engineering research takes full advantage of the water's power.

The dishes at this restaurant by The Sioux Chef celebrate indigenous heritage.

This small oxbow lake has rare giant river otters and some Seussian-sounding birds.

This prehistoric sinkhole lured exclusively male mammoths to their death, much to the delight of science.

Farms are serving pizza made from their own fresh crops, a growing trend in the American Midwest.

The 953 windows undoubtedly make this the world's most beautiful screened porch.

These Great Lakes sea caves accessible by boat in the summer turn into temples of ice reachable by foot in the winter.

A 30-acre garden inspired by the principles of modern physics.

One of the most scenic falls in Massachusetts has a history of death and grim legend.

A counter-culture bookstore like no other hides in plain sight in the streets of Paris.

An artsy hidden staircase leads to breathtaking views of San Francisco.

Ancient paintings known as the "Sistine Chapel of Cave Art."

This Polish cave has housed a dragon, a brothel, and an enduring legend.

Memorial of the Salem witchcraft hysteria in the town of Danvers, where it all began.

A statue in the heart of Edinburgh honors a bear that served in the Polish military during World War II.

A giant Troll lurks under one of Seattle's oldest bridges.

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