Any domino can knock over another object up to 1.5x its size. The 32nd object would be big enough to knock over the Empire State Building.
18
The number of births that occur in India each year is higher than the entire population of Australia.
66
In many countries, urine was used as a detergent for washing.
17
The Gate Tower Building skyscraper in Japan has a highway passing through its fifth, sixth and seventh floors.
7
NYC's Metropolitan Transit Authority (MTA) dumps old subway cars into the ocean to serve as artificial reef.
8
The oldest living person smoked cigarettes from the age of 21 to 117.
13
The odds of being killed by falling out of bed are one in two million.
136

