Model Alessandra Ambrosio attends amfAR's 20th Annual Cinema Against... News Photo66th International Cannes Film Festival,Adult,Adults Only,Alessandra Ambrosio,Amfar,Arts Culture and Entertainment,Attending,Bodice,Brown Hair,Cannes,Cap d'Antibes,Celebrities,Chiffon,Cinema Against AIDS,Cleavage,Clutch Bag,Daniel Avakian - Designer Label,Draped,Dress,Embroidery,Evening Gown,Evening Wear,Evening bag,Fashion,Fashion Model,Film Festival,Flared Dress,Floor Length,Formal,France,Full Length,Handbag,Hotel Du Cap Eden Roc,Human Body Part,International Cannes Film Festival,Jewellery,Layered Dress,Long Dress,Metallic,Metallic Purse,Nude Coloured,Nude Coloured Dress,One Person,One Woman Only,People,Plunging Neckline,Sheer Fabric,Sleeveless Dress,Supermodel,Train - Clothing Embellishment,Up Do,V-Neck,Vertical,Zuhair Murad - Designer LabelPhotographer Collection: WireImage 2013 VenturelliCAP D'ANTIBES, FRANCE - MAY 23: Model Alessandra Ambrosio attends amfAR's 20th Annual Cinema Against AIDS during The 66th Annual Cannes Film Festival at Hotel du Cap-Eden-Roc on May 23, 2013 in Cap d'Antibes, France. (Photo by Venturelli/WireImage)