The Mercedes-Benz Museum in Stuttgart, Germany hosts quite a spectacle when it demonstrates the awe-inspiring power of its tornado fire safety system.

Locals weren't going crazy when they thought they heard the sounds of race cars coming from a long-abandoned tunnel under a nearby mountain in Pennsylvania.

Take a structure, strip away all of the non-essentials, and squeeze out every last unused bit of air space, and what do you get? Essentially, a flat-folded sheet.

In the near future, many stores might not even have physical products to take home - we'll just scan codes with our smart phones and have them delivered.

Scribe Billboard is both an ongoing urban art project beautifying Mexico City, and a clever, compact hidden home for the artists as they work.

At these 10 abandoned casinos, the high rollers are laying low, the cards are all jokers, the wheel's stopped spinning and the dice have all thrown snake eyes.

These massive floating opera stages in Austria are so incredible, it'd be hard not to stare at them the whole time instead of watching the performances.

The demolished Kowloon Walled City in Hong Kong was once a teeming, crime-ridden 6.5-acre metropolis packed with 50,000 people; now it's a peaceful park.

Once as common as the VHS or Beta tapes they rented out, video stores are fading away faster than the images on a well-worn cassette someone forgot to rewind.

The already-aging White House had been retrofit with a maze of modern amenities like plumbing, electricity and heating - none of which were factored into the original plan.