The UnBelievable with Dan Aykroyd

They say seeing is believing-but these sightings will make you question everything.

Accidents happen all the time, but every so often, a few defy logic and leave the world stunned.

History is full of legendary missions--but some are so bizarre, they sound like fiction.

History is full of people pushing the limits, but some are more astonishing than others.

Mother Nature may be breathtaking-but she doesn't always play nice.

When the world throws a bizarre problem your way... sometimes the solution is even more ridiculous.

A brush with death is terrifying enough-but these stories take survival to the extreme.

The stories of history's most unusual pastimes, some fascinating, some dangerous, but each of them completely unbelievable.

The world is full of strange and mind-bending places, but some take the cake.

Weapons rank among humanity's most powerful-and wildest-inventions.

The world is full of strange and mind-bending places, but some take the cake.

Weapons rank among humanity's most powerful-and wildest-inventions.

History is full of miracle cures, far-fetched products, and astonishing feats, but not all of them are legitimate.

From the kitchen to the battlefield, some machines are just too strange to believe. Like an appliance that runs on pup power. Or a mouse trap so deadly, you need a permit to own one.

When we think of disasters, we picture hurricanes, earthquakes, or floods. But some catastrophes defy even our wildest expectations.

This episode dives into the unbelievable stories that challenge what we think we know about our place in the universe.

When the sun sets, strange things come alive. Imagine a full-scale war waged against thousands of invading frogs, an artist who only paints while sleepwalking, and battlefield wounds that literally glow in the dark.

These are the wild, unexpected stories of heroes you'd never see coming.

These are the wild, unexpected stories of heroes you'd never see coming.

Uncover the wild beginnings behind everyday objects, legendary figures, and even the sayings we use every day.

Some of Earth's most remarkable creatures push the limits of belief - from a headless chicken who toured the nation, to a goat who tipped the scales of war, to dolphins drafted into Cold War espionage.

From a doctor who swallowed Yellow Fever vomit to prove a theory, to another who stitched together a two-headed dog, history's boldest experiments reveal just how far some minds will go.

What drives someone to gamble with their own life? From a French tailor who leaps off the Eiffel Tower to a man struck by lightning more times than should be humanly possible, these perilous wagers with death are as shocking as they are unbelievable.