According to the Guinness Book of World Records, Baldwin Street in New Zealand is the world's steepest street. Baldwin Street is 1,150 ft (350 meters) long and is said to include a grade of 35%. Canton Avenue is 630 ft (192 meters) long (the hill is about 65 meters long) and is claimed to include a 37% grade 6.5 meters long.
In March 2016, the street was the subject of a commercial, featuring freeskier Bene Mayr, snowboarder Heikki Sorsa, downhill mountain biker Aaron Gwin, and racing driver Mattias Ekström for the Audi Quattro A4 automobile.
- "Here: In Beechview". Pittsburgh Post-Gazette. 2005-01-30.
- Kambitsis, Jason (1 December 2010). "The Steepest Road On Earth Takes No Prisoners". Wired.
- http://www.ourshop.co.nz/baldwinstreet.htm Archived 25 May 2010 at the Wayback Machine.
- Bob Batz, Jr. (30 January 2005). "Here: In Beechview". Pittsburgh Post-Gazette. Retrieved 2007-08-11.
- "Pittsburgh Hills". Western Pennsylvania Wheelmen. Archived from the original on 2007-05-16. Retrieved 2007-08-11.
- An article in the Pittsburgh Press on January 11, 1987 cites information compiled by the Surveys Division and the Snow and Ice Control Program, Dept of Public Works, that Canton Street has a steepness of 37%.
- Bene Mayr, Heikki Sorsa, Aaron Gwin, Mattias Ekström (March 1, 2016). Audi quattro challenge - The Steepest Street. Pittsburgh, PA. Retrieved March 4, 2016.
- Shumway, John (March 2, 2016). "World’s Steepest Street Featured In New Audi Commercial". KDKA-TV (Pittsburgh, PA). Retrieved March 4, 2016.
- Blazina, Ed (March 3, 2016). "Audi challenges Beechview's world-class-steep Canton Avenue". Pittsburgh Post-Gazette (Pittsburgh, PA). Retrieved March 4, 2016.
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