Sausage, bus and frog-shaped cars race in London

A team goes over a jump during the Red Bull Soapbox Race at Alexandra Palace in London, July 14, 2013.

The Red Bull Soapbox Race returned to London after nine years and encouraged competitors to build and race their own homemade soapboxes down a hill.

All photos taken in London, England, July 14, 2013

A team makes their way down the course at Alexandra Palace.

A team in a soapbox racer shaped like AP sauce waits for the races to start at Alexandra Palace.

A competitor goes over a jump at Alexandra Palace.

A competitor pushes his soapboax racer to the start line at Alexandra Palace.

Competitors go over a jump in their soapbox racer at Alexandra Palace.

A team makes their way down the course at Alexandra Palace.

Competitors go over a jump in their soapbox racer at Alexandra Palace.

A team makes their way down the course during the Red Bull Soapbox Race at Alexandra Palace.

A team goes over a jump at Alexandra Palace.

A competitor goes over a jump in a bathtub-shaped soapbox racer at Alexandra Palace.

A sompetitor pushes his double decker bus-shaped soapboax racer to the start line.

A tractor-shaped racer goes over a jump during the Red Bull Soapbox Race at Alexandra Palace.

A yellow racer flies over a jump at Alexandra Palace.

A team makes their way down the course at Alexandra Palace.

A team stops after crashing over a jump during at Alexandra Palace.

A team sits with their bathroom-themed soapbox racer before the start of the Red Bull Soapbox Race, July 14, 2013.