Traces of cocaine were found on 99% of UK bank notes in a survey in London in 2000.
142
Each king in a deck of playing cards represents a great king from history: spades - King David, clubs - Alexander the Great, hearts - Charlemagne, and diamonds - Julius Caesar.
33
Genghis Khan exempted the poor and clergy from taxes, encouraged literacy, and established free religion, leading many peoples to join his empire before they were even conquered.
28
Queen Elizabeth II served as a mechanic and driver in World War 2.
36
The first coast-to-coast telephone line was established in 1914.
33
The first chocolate eggs were made in Germany in the 19th century and remain one of the most popular Easter candies today.
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