Magic Roundabout (High Wycombe) Magic Roundabout (High Wycombe) The Magic Roundabout in High Wycombe, Buckinghamshire, England, is similar to the roundabouts with the same name in Swindon and other places. It is located on the junction of the A40 and A404. The junction is the second meeting point of the two roads, they interchange at the start of the A404 in Marylebone, London, with the A40 forming the Westway. The two roads follow different routes to reach Wycombe, the A40 coming via Beaconsfield and the A404 via North London and Amersham. From the roundabout, the A40 continues towards Oxford, Cheltenham, Gloucester and South Wales,
Roundabout of the first American roundabouts for both autos and streetcars (trams) in the Hanchett Residence Park in what is now San Jose, California. The first British circular junction was built in Letchworth Garden City in 1909. Its centre originally was intended partly as a traffic island for pedestrians. It was featured in the film "The World's End". In the early 20th century, numerous traffic circles were constructed in the United States, particularly in the northeast. Examples include a circle in Atherton, California. Widespread use of the modern roundabout began when the UK's Transport Research Laboratory engineers re-engineered and standardised circular