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. | In Quebec, Canada, an old law states that margarine must be a different colour than butter. | Colonel Sanders original white suit was auctioned off for $80,000 in February 2002. | Your breathing rate increases when you start to type. | The White House was originally called the President's Palace. It became The White House in 1901.

A year from now you will wish you had started today.