The full moon causes a tidal wave to roll up the Amazon river once in day and once in night for a period of only three weeks in a year. This results in continuous 4m high wave that can be surfed for up to 13km.
14
When glass breaks, the cracks move faster than 3,000 miles per hour. To photograph the event, a camera must shoot at a millionth of a second!
114
It's impossible to sink in the Dead Sea without equipment!
72
All the gold ever mined could be molded into a cube 60 feet high and 60 feet wide.
38
Extremely high pressured water can easily cut through a steel beam.
51
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
The best time for a person to buy shoes is in the afternoon. This is because the foot tends to swell a bit around this time.
49