The latest Mimi Fishman Foundation charity auction will offer tickets and special amenities to a number of summer festivals. The auction will benefit Rock the Earth and the Delta Gamma Center for Children with Visual Impairments. Participating festivals include: Bonnaroo, DelFest, Gathering of the Vibes, Northwest String Summit, Summer Camp and 10,000 Lakes. All of the aforementioned events have offered VIP packages. In addition, Rothbury has contributed a pair of tickets to the auction which will wrap up on April 24.