Retro pinball arcade pings into Kennesaw – Cobb County Courierhttp://cobbcountycourier.com/2018/02/retro-pinball-arcade-pings-into-kennesaw/KENNESAW, Ga. — Portal Pinball Arcade in Kennesaw opened its doors to the community on Dec. 16, 2017, and swiftly took the lead for the largest public pinball machine collection in metro Atlanta. C…