Only the current version so far — new entries appear as the app ships updates.
OPEN UP to Snohomish County WA is a travel & local app by STQRY Apps with 100+ downloads (about 170 estimated). Released May 30, 2017. Install growth, rank history, SDKs and ad networks.
From the store listing: “Self-guided tours of the sights and sounds of Snohomish County, Washington.”