Did homemade heads help destroy the reputation of Alcatraz prison? How did the Enigma machine help to win World War II? And is the Walters Art Museum in Baltimore the actual home of the Mona Lisa?

Does a prehistoric "monster" provide clues to an Ice Age puzzle? Is an odd wooden figure the explanation for a 60-year-old mystery or the key to a government cover-up?

What does a vintage fire engine tell us about what really destroyed San Francisco after the 1906 earthquake? Does a 10,000-year-old mastodon skeleton reveal a shocking story of greed and murder inside one of our nation's most esteemed universities?

Did the Japanese send weapons of mass destruction to the US mainland during World War II? Is a statue of illusionist Harry Houdini haunted? Does an old hatchet hold the key to one of the nation's most sensational unsolved murders?

Bonnie and Clyde's Gun - The Iwo Jima Flag - The Aerotrain 1955 - The Deep Sea Anglar Fish - Who reach the North Pole First - 1960 100,000 feet parachute Trial.

Artifacts include the "Spruce Goose" aircraft, a T-Rex skeleton, President William McKinley's torn nightshirt, empty picture frames from an art heist, a watch from the Johnstown flood, and the invention of the Slinky.

In the National Museum of Nuclear Science and History, there's a small vial that once contained a wildly popular drug called Radithor. Don Wildman discovers how this doctor-approved "cure-all" end up destroying countless lives.

Artifacts relating to the attempted assassination of Teddy Roosevelt, the Cleveland, OH torso murder serial killer, the capture of the land speed record by the U.S. from the British, the sinking of the Titanic, the civil rights movement, and Bigfoot.

The Theremin an electronic instrument in the Philly archives played into spy scandals, Silly Putty and the Tacoma Narrows Bridge are featured.

A New York City museum displays an artifact from an airplane which brought dread and destruction to the city; a metal staircase from the U.S. Embassy in Vietnam is on display at the Gerald Ford Museum in Grand Rapids, Michigan.

USS Intrepid, the Seattle glue pot and Wing-Walkers are featured.

The Concorde, Robert the Doll and the Unabomber's shed are featured.

Don Wildman examines a failed invention that helped create a multi-billion dollar industry, the bell of a ship whose crew vanished at sea, and a footprint of a lizard-like creature that roams the swamps of South Carolina.

Don Wildman examines a weapon that belonged to a secret network of spies, a bag that belonged to a pioneering journalist, and a switchblade that belonged to a man some believed was Boston's most notorious killer.

Don Wildman examines a weapon involved in a twisted plot to assassinate a US president, a beast that some believed terrorized people in Wisconsin, and a file that speaks of a notorious woman whose illness brought fear to New York City.

At the Chicago History Museum, a pair of ostrich-feather fans tells of a risque dancer who scandalized the Chicago's World Fair. At the Joseph Jefferson Mansion and Gardens on Lake Peigneur in Louisiana, an antique urn is one of few relics to survive a terrifying earth-shaking disaster. And at the Los Angeles Police Museum, twisted bullet fragments are all that remain of a notorious gangster's brutal slaying that remains shrouded in mystery.

Don Wildman examines a mangled car which tells of an intrepid journalist's quest for the truth, a vile of liquid containing what was believed to be a miracle cure and an iron safe which played a key role in a heist.

Don Wildman explores a plaster cast of hoof prints made by a mythic beast, a colossal war machine that once laid waste to an American city, and a presidential train car that remains shrouded in mystery.

Don Wildman investigates a strange wooden box used in a ritual, a weather beaten oxygen tank which tells of a daring ascent and the torn hat of a local pastor found at the scene of a crime.

Don Wildman investigates an aged dossier which may be linked to one of the world’s most notorious killers, a century-old $20 bill which was once wielded by a brilliant and elusive criminal and an insect specimen which once wreaked havoc on America’s Heartland.

Don Wildman examines a piece of industrial machinery from the early 1900s, a glass medical jar containing a strange substance and a tattered shirt that is one of the last vestiges of a aviation anomaly.

Don Wildman investigates a set of tattered and chipped ventriloquist dummies, a rudimentary electronic device and a plaster cast that may prove the existence of a creature thought only to exist in myths.

Don Wildman investigates a tattered briefcase belonging to an eccentric doctor who went to gruesome lengths in search of the fountain of youth, a massive chunk of stone which some believe is the fossilized remains of a biblical ship, and a reel-to-reel tape recorder used by one of the FBI's most prolific and notorious informants.

Don Wildman investigates a pair of timeworn, everyday dining implements that were at the center of an event that shocked and terrified a psychiatric ward, a charcoal portrait of a scantily clad man once embroiled in a notorious news expose and an aged dossier from the 1950s whose pages tell of one madman’s reign of terror.