The second tallest railway trestle bridge in America.

The cruel trial of a 13-year-old boy inspired the creation of this now abandoned reformatory.

Instead of becoming a power plant, this abandoned complex became a massive letdown.

This once bustling boomtown hotel is now the hottest spot in Nevada for ghost hunters.

One man's ambition created this psychedelic log home.

This abandoned ironworks was once the most important military supplier in America.

These World War I shooting range tunnels are now haunted halls of underground graffiti accessed through the roots of a tree.

This abandoned factory on the Hudson River once churned out a million bricks a week.

The remains of this early 20th century refinery loom on a mountainside like a graffiti-covered fortress.

An FDR-era tuberculosis sanatorium has stood abandoned in the suburbs of the U.S. capital for over 30 years.

The haunting remains of a failed housing development can still be found behind the big box stores that were to anchor them.

Once a place of peaceful repose, this sanitarium now faces an uncertain future.

In the heart of Brigham Young's promised land sits a festering plot of industrial ruin that has been claimed by society's outcasts.

The remains of a World War II munitions factory still haunt the fields of this Twin Cities suburb.

This overgrown Illinois water park offers a whole new type of adventure.

A former connection to City Island, it has been abandoned since the 1930s.

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

An abandoned asylum once on the cutting edge of lobotomies may be reborn as a Christian college.

The ghostly remains of what was once the world's richest copper mine.

A short hike into the mountainside forest reveals a decaying 1890s town.

This Detroit ruin was once a gothic bastion of its community, but now it stands as a haunting ruin.

On a dusty county road sit the ruins of a ghost town's abandoned church.

Jacksonville's highways rendered this century-old grammar school unusable.

This abandoned psychiatric hospital once housed more than 4,000 patients in the middle of a quaint New England town.