Actresses Charlize Theron, Penelope Cruz and Ashley Judd, U2 frontman Bono and Vogue editor Anna Wintour, as well as former French President Jacques Chirac,are among those in the lagoon city for the festivities honoring Hayek and Francois-Henri Pinault.
On Friday, guests donned masks for a private party, and on Saturday they headed to Venice's famed LaFenice opera house for a fete that the ANSA news agency said was to renew their marriage vows.
Hayek and Pinault, the French magnate, met in Italy in 2006. They wed in a small ceremony in Paris on Valentine's Day.They have a young daughter, Valentina Paloma.
