Sunflowers can be used to clean up radioactive waste.
17
The largest hotel suite in the world is located 22 stories under the surface in the Grand Canyon Caverns. One night for two people in this 65 million year old cave is $700.
4
Like fingerprints, everyone's tongue print is different.
250
The first household refrigerators cost about $16,000, in today's money!
47
The Main Library at Indiana University sinks over an inch every year because when it was built, engineers failed to take into account the weight of all the books that would occupy the building.
240
Hong Kong has more Rolls Royces per person than anywhere else in the world.
32
On average, every dollar bill you touch has over 3,000 different types of bacteria.
8
A real estate agent's rule of thumb: To estimate what a house will sell for, ask the owner what its worth and subtract 10%.
24