The above image -- showing just how large scale Saturday's national Prop 8 protest will look -- is from the flyer used to promote the big event. All of the demonstrations start at 10:30 a.m. tomorrow unless noted otherwise.

Alameda: Alameda City Hall:

Bakersfield: Bakersfield City Hall: 1600 Truxtun Ave.

Berkeley: in front of the local Berkeley Mormon ward at Vine and Walnut Street

Contra Costa County (Walnut Creek): Walnut Creek City Hall: 1666 N Main St, Walnut Creek

Fresno: Fresno City Hall: 2600 Fresno St., Fresno CA (near Amtrak station)

Modesto: Briggsmore and McHenry at noon

Monterey: Monterey City Hall: 580 Pacific Street

Mountain View: City Hall, 500 Castro St., Mountain View, 1 p.m.

Napa: Napa City Hall: 955 School St., Napa

Oakland : Oakland City Hall: 1 Frank H. Ogawa Plaza, Oakland

Redding: Redding City Hall: 777 Cypress Ave.

Salinas: Salinas City Hall: 200 Lincoln Avenue, Salinas

San Francisco: SF City Hall: 1 Dr. Carlton B. Goodlett Pl. (Civic Center Park)

San Jose: San Jose City Hall: 200 E Santa Clara St., San Jose

San Rafael: San Rafael City Hall Plaza, 1400 Fifth Avenue @ D Street (new location)

Santa Cruz: Santa Cruz County Courthouse, 701 Ocean Street, Santa Cruz

Santa Rosa: Santa Rosa Courthouse: 4th & Mendocino, Santa Rosa

Stockton: Stockton City Hall: 425 N El Dorado St., Stockton

Tracy: 333 Civic Center Dr, Tracy

For a complete list of California's Join the Impact cities, go here; for a national list, go here.