Mysteries Unearthed with Danny Trejo

From a bat swung by one of baseball's boldest pioneers, to an iconic painting hidden behind a false wall, these astonishing finds prove that America's greatest treasures can turn up in the most unlikely places.

From WWII bombs pulled from the sea and Nazi bunkers buried in sand, to chemical weapons hidden beneath Washington, D.C., these explosive discoveries prove that history's blasts from the past can still shake our world today.

Some secrets refuse to stay buried. Whether it's illicit cargo in a frozen lake, a stolen masterpiece worth millions, or a brothel hidden in the shadow of the Capitol—the truth always resurfaces.

From a legendary city swallowed by the jungle, to an underground metropolis stretching 18 levels deep, and even a forgotten pyramid from a lost civilization, sometimes the biggest mysteries on Earth are closer than we think.

A forgotten manuscript in a dusty trunk. A priceless painting discovered in plain sight. A royal tomb hidden for millennia beneath the sands. These famous finds prove history's greatest treasures often resurface when least expected.

Forget the monsters under your bed. The real ones, from dinosaurs to mythic beasts, are out there just waiting to be unearthed.

Secrets of popes, rewritten laws, and cities lost to the waves — these divine discoveries shake our beliefs and uncover mysteries of truly epic proportions.

From a long-lost keepsake tied to the world's most famous astronaut, to a giant flying reptile that once ruled the skies, and even a previously unknown planet orbiting two suns…some extraordinary discoveries remind us to keep looking up.

The world's greatest fortunes often surface in the most unlikely places. From a Fabergé egg found at a humble flea market, to rare baseball cards hidden inside an old piano.

Beneath the earth, frozen in the tundra, and hidden in the depths of the sea, lie some of the deadliest discoveries of all time.

Riddles don't just live in books, they're all around us. From a hollow nickel hiding Cold War secrets, to an ancient chess piece, these puzzling finds remind us that history likes to keep us guessing.

Some discoveries come with consequences. Gold that ruins lives, a cursed wreck beneath the sea, and a hidden safe linked to a famous burglar, show how the past can be as dangerous as it is tempting.

From James Bond's legendary submarine car uncovered in a storage unit, to a rock-and-roll guitar with a past as loud as its sound, and locomotives resting on the ocean floor, these heavy-metal marvels prove history's strongest secrets can't stay buried.

A species thought lost forever is spotted again. A dog plays an unexpected role in recovering the World Cup trophy. And a puppy from the Ice Age emerges intact after 18,000 years. These stories reveal just how unpredictable the natural world can be.

From a live WWII bomb discovered decades later, to a Civil War cigar hiding secret orders, to a Viking sword unearthed by a child, these finds reveal how the remnants of war can resurface when least expected.

From Mussolini's hidden bunker, to a warship built to dominate, and coins bearing Henry VIII's authority, these discoveries reveal how power leaves its mark long after its rulers are gone.

History's biggest discoveries aren't always its best. A diamond heist that unravels in a ditch, a colossal burning crater dubbed the "Gateway to Hell," and an island dominated by venomous vipers prove that when finds go big, they can also go very bad.

From a hidden cache of bones, to an ancient tomb shrouded in mystery, and even a rare sports car dug up in a backyard…these eerie revelations prove that some secrets refuse to stay buried.

From a revolutionary war era ship hiding under the streets of Manhattan, to a sprawling Roman villa unearthed in the backyard of an English home, or even an ancient Grecian maze long thought to be a myth--the strange structures uncovered in this episode sometimes lead to more questions than answers. 

We explore some of the most valuable treasures found in the most unlikely of ways. Like a priceless Ancient Roman mosaic hiding in a New York city apartment, or the most valuable piece of Americana tucked away in a $4 flea market find. You never know where the next million-dollar discovery could be uncovered.

From priceless treasure found inside a lost city, to an ancient manuscript hidden behind a wall, explore mysterious secrets lost deep inside various unseen chambers, like tunnels, caves, or even burial sites.

From clandestine nuclear weapons programs to a secret Cold War bunker hidden in the mountains, or even World War 2 technology at the bottom of the sea, we explore the unlikely people, and surprising places behind the discoveries of the most top-secret information.

From ancient religious texts buried in Egypt, to cultural relics found at sea, or even a terrifying tower of skulls hiding under the earth--these lost artifacts change what we thought we knew about certain sacred beliefs.

From a deadly discovery hiding under one of America's most loved national parks, to a Nazi era weapon sunk off the coast of New Jersey, or even a blood thirsty predator found in Canada--you never know where a killer find is hiding or who may stumble upon it.

Sometimes the biggest and scariest beasts are actually a lot closer to us than we think. From a mythical monster that turns out to be real, to one of the deadliest prehistoric animals on the planet, and a frozen tundra hiding a pandora's box full of lethal pathogens--these startling discoveries shock and terrify the world.

From a Chinese curse that turns out to be real, to human remains in a Founding Father's basement, or even a mysterious island in Central Asia with enough pathogens to kill the entire global population several times over...we uncover some of the world's most dangerous and deadly accidental discoveries.