Here is an interesting list of some strange things you may not have know about London' s history. For instance, until 1916 Harrods, in Knightsbridge, sold pure cocaine to the general public. Here are some others:
For almost a century London was the most densely populated City on Earth. It was eclipsed by Tokyo in 1926.
There was great oppositon on the proposal of building the London underground from Victorian Churchmen because they thought it would 'diturb the devil'.
Hitler had a plan to dismantle Nelson's Column in Trafalgar Square and display it in Berlin.
Covent Garden is actually a spelling mistake. The area used to be a market garden for a convent.
The upper span of Tower Bridge was originally a walkway but it was closed in 1910 as it had become a haunt of prostitutes.
There is an extensive military citadel beneath the streets of Whitehall. One entrance via a lift shaft is in the telephone exchange in Craigs court, near Trafalgar Square.
Sir Christopher Wren's first design proposal for St Paul's featured a 60 ft high stone pineapple atop the dome.
Soho is named after a medeival hunting cry. Until the late seventeeth century the area was open fields.
The last person to be executed at the Tower of London was Josef Jakobs, a German Intelligence agent. He was shot by firing sqaud in 1941. An earthquake struck London in 1750.
In 1952, pollution was so bad a theatre perfoemace at Sadler's well had to be abandoned as smog crept into the auditorium.
Heathrow Airport is so named because the land it was built on was once a sleepy hamlet called Heath Row.
The harrowing battle scenes in Stanley Kubricks 'Full Metal Jacket' were filmed at Beckton Gas works.
Much of James Cameron's 'Alien' wasfilmed in a disuded power station in Acton.
At the junction of Marble Arch and Edgware Road at the top of Park Lane, there is a plaque commemorating the Tyburn Tree, the site of some 50,000 executions over the centuries.
In 1995 a flock of starlings landed on the minute hand of Big Ben in Westminster and put the time back by five minutes.
Only six people died in the Great Fire of London.
In 1829, with London running out of space to bury its dead, an architect called Thomas Wilson proposed building a 94 story pyramid on Primrose Hill to house five million corpses.
Canary Wharf is named so becasue it was used to handle cargoes of fruit imported from the Canary Islands.
Sloane Square Station, in Chelsea, above you is a tunnel that carries one of London lost rivers, the Westbourne.
Another Lost River, the Tyburn, runs directly underneath Buckingham Palace.
Waterloo Bridge was mostly built by women.