On average, the life span of an American dollar bill is eighteen months.
33
A typical full-time worker in the US with a four-year college degree earns about $50,000. This is 62% more than a worker with only a high-school diploma.
72
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
In an average hour, there are over 61,000 Americans airborne over the United States.
24
Seaweed can grow up to 12 inches per day!
59
An iceberg contains more heat than a lit match.
73
More than 10% of the world's salt is used to de-ice American roads.
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