World Record of Most People playing the instrument Alpine horn has been set by 508 musicians from Zermatt, Switzerland.
On 20 August 2013 clad in traditional Swiss costume; musicians play a concert 10,000ft up a mountain in the shadow of the Matterhorn and performed a piece especially composed for their wooden horns.
Previous world Record:
World Record of Most People playing the instrument Alpine horn was set by 366 musicians from Zermatt, Switzerland on 20 August 2009.