The Paléo Festival de Nyon , usually just called Paléo , is an annual rock festival held Hold in Nyon , Switzerland .

The Paléo Festival de Nyon , usually just called Paléo , is an annual rock festival held Hold in Nyon , Switzerland .

As of 2005 , 3.5 million spectators and 2500 artists had been part of the Paléo Festival .