Mysteries of the Abandoned: Hidden America

An eye-catching collection of graffiti-covered structures that were once the Lake Delores Waterpark, a pioneering entertainment attraction now standing derelict in California's Mojave Desert. Experts investigate and reveal the revolutionary remnants of America's first waterpark.

The Abundant Life Building, a curiously designed, windowless building adorned with gold-tinted diamond shapes, now stands derelict in Tulsa, Oklahoma. Experts investigate and uncover the controversial religious figure Oral Roberts and the headquarters behind his pioneering form of American TV evangelism.

A monstrous airplane that helped America reach new, historic heights sits decommissioned in Tucson, Ariz. Experts investigate and reveal the Super Guppy, one of the most important aircraft of the 20th century with its contribution to the Apollo spaceflight program.

A sprawling military facility dotted with bunkers for miles now stands abandoned in the American heartland of Edgemont, South Dakota. Experts investigate and uncover the Black Hills Ordinance Depot, a once highly-secure WWII ordnance site designed to store deadly munitions.

Amboy, a derelict ghost town in California, shows a curious revitalization along an iconic highway in the Mojave Desert. Experts investigate and reveal a once thriving and bustling Route 66 stopover being resurrected into a historic Americana destination.

The SS United States, a historic sea vessel once considered the pinnacle of American engineering, now rusts in the Delaware River at Philadelphia, Pennsylvania. Experts investigate the fastest passenger liner ever constructed and a masterpiece of marine architecture that doubled as a U.S. warship.

A beloved hospital in the Big Easy was once the site of heroic efforts by medical staff and volunteers to evacuate patients after Hurricane Katrina in 2005. Left in ruin, the historic Charity Hospital is being revitalized by another major New Orleans institution, Tulane University.

An upstart mining town fuels the American war effort in both World Wars with its bountiful deposits of lead and zinc. The dusty pollution from the mining efforts that put Picher, Oklahoma, on the map, plus sinkholes from collapsing tunnels, would condemn the city to abandonment years later.

The Pullman Palace Car Company, a railroad enterprise, once built the company town of Pullman in Chicago, Illinois, for its workers to live in. But when thousands of employees went on strike in Spring 1894, the U.S. military intervened. The history of the complex remains as relevant as ever.

At the All-Star Bowling Lane, a nondescript bowling alley in Orangeburg, South Carolina, evidence comes to light of a peaceful student protest for desegregation during the Civil Rights Movement in 1968 that turned deadly - the Orangeburg Massacre. A series of tunnels beneath the King Eddy Saloon in Los Angeles, California, becomes a shady place for resourceful people in this sunny city that involves bootlegging during 1920s Prohibition.

The notorious owner of this Georgia plantation once held a sale of nearly 450 enslaved people. Appalled at her husband's cruelty, the man's wife wrote and published a journal about the atrocities she witnessed.

An unassuming factory marks a revolutionary leap forward - and upward - in how humans travel. The Wright brothers (Orville and Wilbur) established this aircraft factory in 1909 in Dayton, Ohio. Due to ongoing legal battles and innovative designs from their many competitors, these historic upstarts would soon be grounded.

A rural town in Oregon is invaded by an eccentric cult, a battered building in Florida plays a major role in the cigar trade, and a junkyard palace in New Jersey becomes the subject of controversy and rumors of the supernatural.

A Revolutionary leader visits Alabama's first capital and leaves it bankrupt, an Oregon fort refuses to engage an enemy submarine during World War II, and a film studio in Jacksonville caters to a new audience.

Forgotten soldiers of the Old West guard a fort at the southern border, pirates plunder a major salmon provider, a mountaintop hotel hosts both presidents and revolutionaries, and an American legend springs from a humble Alabama home.

A labor strike in an Arizona mining town ends in a mass kidnapping and deportation, a unique homesteading community gets its start in the Old West, and a leaning Carolina lighthouse becomes part of Civil War history.

A rundown nature park is full of strange secrets and connections, futuristic machines are the forgotten result of a plan to modernize American transit, and a subterranean town serves as a refuge in the Wild West.

The National Guard puts down a prison riot in the Great Plains; an abandoned mining facility in Alaska marks a pivotal chapter in the gold rush; and a national icon learns his trade on a forgotten street in the Big Easy.

An old mining town in Wyoming provides sanctuary for Amelia Earhart, a hotel in the Deep South becomes a historical crossroads, and a forgotten Connecticut theater hides secrets beneath the surface.

A worldwide communications facility is taken over by a dangerous cult, a secret arsenal harbors the most destructive weapons ever known, and an ordinary inn has a surprising history.

A crew searches for a shipwreck loaded with gold and sets off a long legal dispute, a lavish complex in the Catskills attracts many of America's great comics, and a zoo full of metal sculptures marks the spot where war once came to Colorado.

A company town produces weapons that transform the Wild West; a building complex revolutionizes communications on this world; an old mine bears the scars of a deadly labor conflict; a forest hides the remains of a socialite's mansion.

A strange structure in New York becomes a testing ground for Nazi technology; a thriving amusement park is laid to ruins by an unstoppable force of nature; an island becomes a major player in a controversial industry.

A research facility (Space Research Corporation in Jay, Vermont) spawns new technology with earth-shattering implications;  a coastal haven for African Americans (American Beach, Florida) changes the nation; a forgotten fortress (Fort Greene at Point Judith, Rhode Island) fights off the Nazi submarine U-853; a staunch building (the old San Francisco Mint built in 1874) stands firm on the city's darkest day.

The remains of Idaho's nuclear industry mark a new era of American history; a distillery in rural Kentucky revolutionizes liquor; a New England settlement prospers despite prejudice; subterranean chambers produce many of the nation's monuments.

A desert facility trains a nuclear strike force; a church becomes a sanctuary from racial violence; an old military building spawns a creature that haunts a small town.

A brewery in the Pacific Northwest sustains prospectors during the Gold Rush, a Wyoming mining settlement descends into lawlessness, and a brutal murder in a small Mississippi town sparks a revolution.

A military base trains soldiers in modern warfare to help defeat the Nazis, a suburban basement becomes a major cog in the Detroit bootlegging scene, and a brave woman leads a labor union against organized crime.