"Big Ben" in London isn't a tower, the bell inside the tower is called "Big Ben", the tower itself is called "The Elizabeth Tower".
18
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
20252 is Smokey the Bear's own zip code.
35
There are no rental cars in Bermuda.
46
'X' became symbolic for a kiss because in the middle ages when alot of people were illiterate and they used to sign documents with an X and then kiss it for sincerity.
255
If you get water flowing fast enough, it can cut metal.
354
A typical lead pencil can draw a line that is 35 miles long.
158