Heron, whitewater rapids, and urban industrialism all add to the beauty of this concrete nature walk.

This abandoned cemetery has a dark past of bodies buried over bodies.

Hidden amid the old-world charm of Savannah is a museum dedicated to the world of oddities and criminal history.

A former top secret military tunnel is now stuffed with snow and open year-round to skiers.

The charming storybook building now houses a small police museum.

Stockholm's decidedly unique public transit system has doubled as the world's longest art gallery for decades.

This demolished goliath of American industry once loomed over the depressed town it once made thrive.

North America's oldest quarantine facility was built in response to Philadelphia's 1793 yellow fever outbreak.

This recreation of a 19th-century dime museum is full of oddities.

Century-old shop, specializing in Occult products.

It may appear to be a fancy junk yard, but each item has a story to tell and a lesson to impart.

Francis Julius LeMoyne built this crematory in 1876; he was the third person to be cremated here.

In this cemetery stands the country's first public crematorium.

This historic Pittsburgh tennis complex is a rare example of natural red clay courts.

The oldest active church in Pennsylvania is also the second oldest Swedish Church in the United States.

One Pittsburgh musician's decades-in-the-making memorabilia collection is on display at this rock-n-roll curio shop.

Nothing says indulgence like a 1,500-pound chocolate castle.

Dozens upon dozens of boulders engraved with scripture tell the story of one man's troubled life.

Descendants of this colonial Pennsylvania family still travel from far and wide to visit the 300-year-old home of their Quaker ancestors.

This restaurant offers a side of antiques, curios, and a bathroom chock full of owls.

Memorializing an American tragedy of massive proportions.

The residents of this ominous-sounding street in Pennsylvania liked its name so much they fought to keep it.

Journey through a collection of over 35,000 Halloween items from all generations.

A rock maze opens up to a panoramic viewpoint at an abandoned mine full of ghost stories.