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
A lump of pure gold the size of a matchbox can be flattened into a sheet the size of a tennis court.
140
Harvard earns enough money from interest on its endowment that it could offer free tuition to every student and still profit.
13
In Tokyo, a bicycle is faster than a car for most trips of less than 50 minutes!
58
WAL-MART generates $3,000,000.00 in revenues every 7 minutes!
74
Studies show that the colder the room you sleep in, the more likely you are to have a bad dream.
28
There are more than 10 million bricks in the Empire State Building!
75
Passengers on the Beijing subway can pay with plastic bottles.
29