This abandoned theater in the once-thriving city of Gary, Indiana stands as a relic of a vibrant past now swallowed by decay.

The mid-century modern gem that was the home of the Pineapple King.

The story of the roadside gift shop and fruit stand “where pineapples grow.”

An early 20th century mausoleum in Rhode Island, forgotten and crumbling, left to the mercy of the elements and graverobbers.

An abandoned hotel in southwest Florida built on some speciously sold swampland.

An abandoned racetrack that boasts an eclectic history.

For decades, the graffiti-covered visage of Parkway West Regional Medical Center stood prominently overlooking the Golden Glades Interchange.

This pre-Civil War era church is known as "the most haunted church in Alabama."

An abandoned middle school in the middle of a suburban neighborhood that languished in disrepair for nearly three decades.

This state hospital just outside of Detroit was at one time regarded as one of the best psychiatric facilities in the country.

An abandoned phosphate mine in Central Florida's Bone Valley.

A historic house-turned-funeral-home in southeastern Alabama

The real life Silent Hill with a coal fire that's been burning underground since 1962.

Urban exploration becomes suburban exploration...and then becomes true crime!

Equipment that was once used to study cosmic rays in space.

The remains of a quirky roadside attraction that epitomizes old Florida charm.

The abandoned elementary school that’ll give you déjà vu of a survival horror video game.

The early 20th-century hospital that would grow from a small 16-bed infirmary to a massive multi-building complex in the Norwood neighborhood of Birmingham.

The community center that helped thousands in Birmingham throughout the mid-20th century.

The repurposed research vessel that was used to hunt down the treasure of the SS Central America.

The abandoned power plant that lit up New Orleans for 68 years.

The abandoned funeral home that embalmed Jacksonville's dead for nearly a century.

Abandoned drive-in restaurant with a suspicious secret inside.

Abandoned motel, liquor store, and souvenir shop.

A forgotten Cold War missile site in the middle of the swamp.

An abandoned grocery shop hidden in the sugarcane fields.

The historic school that educated Pahokee students for 68 years.

A former roadside attraction in the middle of the Everglades.

An abandoned beach house right on - and sometimes in - the ocean.

An abandoned apartment complex in Wynwood Art District.

A Fort Lauderdale beach hotel that was once a luxurious get away for tourists and celebrities.

The remains of Florida's last hospital dedicated to the treatment of TB.

An abandoned missile site turned graffiti gallery.