Most Confusing Roundabout in the World, Magic Roundabout, Swindon, UK, England was constructed in 1972 and consists of five mini roundabouts arranged in a circle.
The Steepest Street in the World, Baldwin Street, New Zealand, is considered the world's steepest residential street. It is located in the suburb of North East Valley, 3.5 kilometres (2.2 MI) northeast of Dunedin's city centre.
Most Complicated Interchange in US, Judge Harry Pregerson Interchange, Los Angeles, USA, is one of the most complicated interchanges in the country. It permits entry and exit in all directions between the I 105 and the I 110.
Longest Street in the World, Yonge St, Ontario, Canada is the Longest Street in the World is Yonge Street (pronounced 'young'), referred to as Main Street Ontario, connects the shores of Lake Ontario in Toronto in Canada to Lake Simcoe, a gateway to the Upper Great Lakes.
Largest Roundabout in the World, Putrajaya, Malaysia, is in the south of Kuala Lumpur. It is a new political center, the loop length of it is 3.4 km. The roundabout is situated around a beautiful hill and green parks.
Most Crooked Street in US, Lombard St, San Francisco, USA, is famous for a small section near the top of Russian Hill, between Hyde and Leavenworth streets. Here the hill is so steep (27degrees) that it would be too dangerous for most vehicles, so between 1922 and 1923 this part of Lombard Street was transformed into a switchback with eight sharp turns. Cars can only drive downhill, east bound towards Leavenworth Street.
Widest Street in the World, 9 De Julio, Buenos Aires, Argentina features the widest avenue in the world. At over 300 feet wide, 9 de Julio Avenue occupies a gap of an entire block in the city grid, hence its incredible width.
Shortest Street in the World, Ebenezer Place, Scotland, is credited by the Guinness Book of Records as being the world's shortest street at 2.06 m (6 ft 9 in). The street originated in 1883, when Ebenezer Place was constructed the owner of the building, a hotel at the time, was instructed to paint a name on the shortest side of the hotel. It was officially declared a street in 1887
The Narrowest Street in the World (Spreuerhofstrae), Germany, is the world's narrowest street, found in the city of Reutlingen, Baden Wrttemberg, Germany. It ranges from 31 centimetres (12.2 in) at its narrowest to 50 centimetres (19.7 in) at its widest.