To have your picture taken by the very first camera you would have had to sit still for 8 hours!
308
There are only 14 blimps in the world.
69
In the early 1960's, Porsche commercially manufactured farm tractors.
24
The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
41
The blueprint for a floating city has just been approved by the largest port construction and design company in China. It's entirely self-sustainable, and extends underwater.
2
There's a Mumbai-based pizzeria that now delivers pizza by drone.
4
The first hard drive available for the Apple II had a capacity of only 5 megabytes.
46
All GPS units sold in the civilian market have to be programmed to deactivate themselves if they detect they are travelling faster than 1200 MPH or are above 60,000 feet in altitude to prevent them being used in intercontinental ballistic missiles.
2