Don't know if this one has been in here but it's my favourite fact at the moment:
The nursery rhyme Humpty Dumpty was based on a massive cannon that fell off a wall and shattered, the soldiers could never repair it.
London Victoria's train station toilets has recorded profit of £2.3 million over the past three years. Euston took £1.8,Kings Cross £1.4, with Paddington making a pathetic £1.2 million.Lime street is well down the table,with £400,000.