This extraordinary Depression-era expenditure was modeled after a postcard of a Mediterranean hotel.

A living maritime paradox still floats in the same lake where it was built and resurrected... or was it?

Enjoy a slice while browsing the world's largest collection of pizza memorabilia.

America's first serial killer rests in anonymity.

A historic covered bridge is but one example of an oddly prevalent American urban legend.

This lush forest valley was once mined for lumber to the extent that it was once nicknamed "The Pennsylvania Desert."

The Home and murder site of the witch of Rehmeyers Hollow.

A macabre farm reserved part of its 222-acres for dead bodies, all in the name of science.

One of the steepest streets in the United States makes an intriguing challenge for cyclists.

This charming colonial alleyway is one of the oldest continuously used residential streets in the U.S.

Frank Lloyd Wright's most iconic home dangles over a Pennsylvania waterfall.

Mysterious rocks that ring musically when struck.

Hellam Township is reputed to feature seven remote gates, which when passed through in the right order, open an entrance to hell.

An abandoned cemetery lies in ruins as the surrounding forest swallows it whole.

World's first "penitentiary," meant to be humane, drove men insane.

The farm where one of America's greatest leaders was raised is now a well-appointed landmark.

Ruined pieces of stone and a swimming pool are all that remain of an amusement park swept away by a flood.

The site of a 19th century "dream city" that almost rivaled Chicago before being swallowed by the Indiana sand dunes.

A hidden network of subterranean passageways lies tangled beneath Indianapolis' bustling City Market.

Winter weather reveals a large Italian marble crucifix drowned beneath Lake Michigan.

A charming remnant of 19th-century fishing towns sits on Michigan’s Leelanau Peninsula.

The rusted remains of an ill-fated freighter lie just off the coast of South Manitou Island in Lake Michigan.

An unlikely beach paradise of giant sand dunes lies between two lakes just a few minutes from Michigan's cherry country.

The honor of highest point in Michigan was almost given to the wrong peak before this mountain won out by 11 inches.