Art Hoffman

Art Hoffman completed a 1/4 mile bike ride with his dog Chenji in 58.87 seconds.

Hal

Hal rode his rail bike in a speed of 25 miles per hour.

Prius Records

This record was set as part of Prius Records, a two-day event streamed live on the Internet. In a 48-hour period, URDB officials adjudicated 200 Prius-related world records. This was the most records ever documented in a 48-hour window, a world record in and of itself.

The event took place in Los Angeles, California on March 30th and 31st, 2011. See all the records set at the event here.

David Hartley

David Hartley solved a Pocket Cube while riding a unicycle in 24.06 seconds, a new world record.

Woutur Bosch

Woutur Bosch constructed a functioning tricycle weighing 350 kilograms (771 pounds).

Bologna Hole

1000 community bikes were donated to the Burning Man Festival, making it the highest per capita municipal bike use in the United States (1 bike per 35 people). About the project: http://www.worldchanging.com/archives/007149.html About Burning Man: http://en.wikipedia.org/wiki/Burning_Man

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Nick Steward

Nicholas Steward freemounted a unicycle 2.5 meters in height.

Matthew F.

Matthew F buried himself beneath a pile of 10 bicycles, a new world record. The count was reduced to 9, however, as one of the bikes was missing a rear tire.

Matthew F set the mark on July 6, 2009 in Washington D.C. Andrew A and Emily H were present as witnesses.

Maksim Kalashnikov

Maksim K. spent 54 days bicycling 3699 miles to Burning Man. About Burning Man: http://en.wikipedia.org/wiki/Burning_Man

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Alexander Paul Kleinschmidt

Alexander Paul Kleinschmidt rode a bicycle with his feet on the handlebars for two minutes, 40.45 seconds, a new world record.

Kleinschmidt set the record on June 28, 2009 in a McKinney, Texas parking lot. Karise Marie Carrillo was present as a witness.

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James David

Full details of the record available here.

Kadhim Shubber

Kadhim Shubber rode 891 miles with a full-sized skeleton on the back seat of his tandem bicycle. He cycled from John O'Groats, Scotland to Land's End, England. He set the record to raise money for scholarship programs at Imperial College London. Read more about the feat here.

Tai Star

Tai Star put a coin in a bike tire and spun the tire with the coin for two minutes, 24.19 seconds.

CoolJuggler

CoolJuggler juggled three balls behind his back for four minutes, 18.80 seconds while riding a bicycle.

Coleman Bales

Coleman B. rode a bicycle without holding the handlebars for 1.12 seconds while sticking his tongue out.