Used for water distribution, the Delaware Aqueduct in New York, USA is the longest tunnel in the world (as of 2010). Drilled through solid rock, it reaches a staggering 137 kilometres (85 miles) in length. More tunnel facts.

More people are killed each year from bees than from snakes.

Shridhar Chillal from India is known to have the record for the longest fingernails in the world, which were each at least three feet long.

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