Magic Roundabout (Hemel Hempstead) a New Town the roads met in a simple junction which was then replaced by a standard roundabout. Constructed in 1973, the "Magic Roundabout" in Hemel Hempstead was voted the UK's second-worst roundabout in a 2005 poll held by an insurance company (the winner being its Swindon counterpart). In 2011 the roundabout was voted the best in Britain by motorists in a competition organised by a car leasing service. The original magic roundabout had six exits in total, with the British Petroleum building spanning "Marlowes", the road leading to the town centre, in the approximate position of the earlier railway
Magic Roundabout (Swindon) five mini-roundabouts and the outer loop. The complex junction offers multiple paths between feeder roads. The outer circle carries traffic in a clockwise direction, like a normal roundabout (in places where traffic drives on the left hand side of the road), and less proficient users may choose to use only the outer circle. The inner circle carries traffic in an anticlockwise direction, and more proficient users may choose to use the alternative paths. Virtually the same overall configuration has been in place for years. When the roundabout complex was first opened, the mini-roundabouts were not permanently marked out and could