Tyburn Tyburn Tyburn was a village in the county of Middlesex close to the current location of Marble Arch and the southern end of Edgware Road in present-day London. It took its name from the Tyburn Brook, a tributary of the River Westbourne. The name Tyburn, from Teo Bourne meaning 'boundary stream', is quite widely occurring, and the Tyburn Brook should not be confused with the better known River Tyburn, which is the next tributary of the River Thames to the east of the Westbourne. For many centuries, the name Tyburn was synonymous with capital punishment, it having been the principal
River Tyburn Avenue in Hampstead. Between St James's Park and Buckingham Palace the waters divided to create two distributaries, creating Thorney Island on which Westminster Abbey was built. Enclosed by concrete, bricks, parks and roads the Tyburn flows through underground conduits for its entire length, including one underneath Buckingham Palace and its course has been used for local sewers which connect to the London sewerage system. Marylebone Lane (W1), which defies the grid pattern of streets, follows the course of the Tyburn on what was its left bank through Marylebone village. From its source at the Shepherd's Well near Fitzjohns Avenue in