Photos from the Red Bull Flugtag competition this year
A makeshift aircraft is launched from a platform into the Moskva River during the Red Bull Flugtag Moscow 2011, competition in the Russian capital, Sunday, Aug. 7, 2011.

A competitor with his makeshift craft that features Soviet founder Vladimir Lenin falls into the Moskva River during the Red Bull Flugtag Moscow 2011 competition in the Russian capital, Sunday, Aug. 7, 2011

A participant in a model shaped like an aircraft with the figure of a condor competes during the Red Bull Flugtag La Punta 2011 in the Callao port in Lima December 10, 2011. Enthusiasts competed to fly the longest distance in self-made aircrafts in an attempt to win the Flugtag contest.

A makeshift craft that features Soviet founder Vladimir Lenin is launched from a platform into the Moskva River during the Red Bull Flugtag Moscow 2011 competition in the Russian capital, Sunday, Aug. 7, 2011.

A competitor jumps with his makeshift aircraft as they plummet into the Moskva River during the Red Bull Flugtag Moscow 2011 competition in the Russian capital, Sunday, Aug. 7, 2011.

A makeshift aircraft plummets into the Moskva River during the Red Bull Flugtag Moscow 2011 competition in the Russian capital, Sunday, Aug. 7, 2011.

A participant is seen during the Red Bull Flugtag La Punta 2011 in the Callao port in Lima December 10, 2011. Enthusiasts competed to fly the longest distance in self-made aircrafts in an attempt to win the Flugtag contest.

A person dressed as Doc Brown with his DeLorian car, from the movie Back to the Future, takes off during the Red Bull Flugtag event in Roundhay Park, Leeds, England, Sunday July 17, 2011. The Flugtag is a humorous festival of flight in Leeds, where 34 teams of avid aviators are launching their aircraft-type vehicles from the 6m high platform above Roundhay Park lake, to see how far their wacky devices can fly.

An Israeli man flying towards the water after taking off during the Red Bull Flugtag 2011 competition in Tel Aviv, Israel, Friday, June 3, 2011.

A participant sits on his falling structure that features a milk carton at the Red Bull Flugtag (flight day) competition in Hong Kong Sunday, Oct. 10, 2010. Participants went into the air with home-made human-powered flying machines.

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