 In September that year he set his fourth record for the largest ever outdoor concert audience with a performance at the Moscow State University , celebrating the 850th anniversary of Moscow . The event was viewed by an audience of about 3 @.@ 5 million . The funeral of Diana , Princess of Wales , had taken place on the same day , and the Frenchman therefore dedicated " Souvenir of China " to her memory , before observing a minute 's silence . Another large scale concert followed on 31 December 1999 , in the Egyptian desert near Giza . The Twelve Dreams of the Sun celebrated the new millennium and offered a preview of his next album , Métamorphoses . The show featured performances from more than 1 @,@ 000 local artists and musicians , and was based on ancient Egyptian mythology about the journey of the sun and its effect upon humanity . 
