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Highest altitude reached by helium-filled party balloons

Highest altitude reached by helium-filled party balloons
Who
Mike Howard, Steve Davis
Where
United States (Albuquerque,)
When
04 August 2001
Mike Howard (UK) and Steve Davis (USA) ascended to a height of 5,577.85 m (18,300 ft) using 1,400 helium fillled latex toy balloons near Albuquerque, New Mexico, USA, on 4 August 2001. This attempt was made with both participants seated on a simple gondola suspended beneath the balloons.