Discover Petaluma’s public art master plan this Saturday, Sept. 7 at the Petaluma Arts Center.

“Art in Public,” a free event from 9 a.m.-noon, takes a look at the city’s public art program, which incorporates art into public places, celebrating our history, environment and diversity.

Speakers include: Chandra Cerrito, Debra Lehane, public artists Mark Grieve and Ilana Spector and Topher Delaney, an environmental artist and builder.

The PAC is at 230 Lakeville St. Call 762-5600.