What if every human being on earth disappeared? This isn't the story of how we might vanish--it is the story of what happens to the world we leave behind. In this episode, we'll see what happens to some of the bodies left behind. Most embalmed and buried, some mummified, others cryogenically frozen. Will any of them truly achieve immortality? Or will they be outlived by other memorials to mankind, like the Statue of Liberty or the Sistine Chapel. This is just part of a journey that will take us to the future of cities of Boston and Houston--as well as haunting sites already devoid of man.

Pigs break loose, rabies spreads, and the Chicago river reverses. Also, the fate of Big Ben, the Queen's pet corgis, and Chicago's tallest buildings. This episode is a journey that will take us to the future of Chicago, Atlanta and London--as well as haunting locations already devoid of man. This isn't the story of how we might vanish--it's the story of what happens to the world we leave behind.

In a life after people, invasive animals and vines spread: pythons battle alligators, plants strip oxygen from lakes, and sandstorms invade Phoenix. Also, Shanghai sinks and Miami is submerged.

Destructive waters overtake the world we leave behind. Rain floods New Orleans again, and when power goes out in the city's aquarium, it spells doom for thousands of animals. Corrosion from rain brings down Seattle's Space Needle, while humidity in the Middle East wrecks Dubai's space-age structures.

The apocalyptic future of our gambling meccas. In Las Vegas, a new rat pack takes over, wax figures of celebrities melt, and iconic hotels crumble. In Atlantic City, the ocean tears apart casinos, but the boardwalk refuses to be destroyed.

The fate of mankind's machinery of war: a sunken nuclear missile explodes, Pearl Harbor comes under renewed attacks, snow causes urban avalanches, and dairy cows are threatened. Featuring Denver, Hawaii, and a mysterious island near New York City.

Structures of God and symbols of Satan face their post-apocalyptic fate. Churches around the world crumble in a world after people, while the devil's minions multiply. The controversial Shroud of Turin meets a surprising foe. A desert town abandoned for decades provides clues to earth's future.

An horde of toxins and chemicals are unleashed in a world without people. Deadly gases turn lakes and rivers into acid. An abandoned town in America's heartland provides a glimpse into this dim future. Without man's help, Niagara Falls has a surprising fate.