On 23 February 1820 at 7.30 pm in Cato Street the Bow Street Runners apprehended the Cato Street Conspirators who had planned to murder all the British cabinet and the Prime Minister. The police had an informer and the plotters fell into a police trap, 13 were arrested, while one policeman was killed. Five conspirators were sentenced to be hanged, drawn and quartered, later the sentence was commuted to being hanged and decapitated.

On 23 February 1633 Diarist and Chief Secretary to the Admiralty Samuel Pepys was born in Salisbury Court, Fleet Street

Legendary Miss Marple actress Dame Margaret Rutherford lived at 4 Berkeley Place, Wimbledon from 1895 to 1920

Big Ben (ie the Clock Tower) tilted by over an inch when Westminster Tube station was excavated for extension of Jubilee Line in 1990s

Britain’s first fatal car crash took place on Grove Hill, Harrow.Today a plaque on the spot warns drivers to take heed!

10 Downing Street’s famous black door was, in the first decade of the 20th century, painted green, now there is more than enabling regular painting

The statue of Eros was meant to be ‘burying’ the ‘shaft’ of his arrow in Shaftesbury Avenue – but they put him up facing the wrong way

During the 1749 premiere of Handel’s Fireworks Music in Green Park, a pavilion erected for the event burned down

Fred Perry’s racket bearing the personalised monogram ‘F.J.P, from the 1934 Wimbledon Championships sold at Christie’s in June 1997 for £23,000

London’s oldest underground line was opened in 1863 between Farringdon and Paddington and is still in use today

From 1787 to 1852 Hackney was home to Loddiges’ Nursery, famous for tropical orchids, hothouses and an arboretum

The legally required turning circle of a London taxi is 25 feet. Cab owners include Prince Philip, Stephen Fry and Bez of the Happy Mondays

Trivial Matter: London in 140 characters is taken from the daily Twitter feed @cabbieblog.
A guide to the symbols used here and source material can be found on the Trivial Matter page.