Off Main Gallery, at 326 Main St. Rear in Wellfleet, has been doing virtual art shows during this summer of Coronavirus, but on Saturday, August 22nd, at 2 p.m., the gallery will safely unveil a dramatic installation on its premises: Mark Brennan’s 64-foot-painting of Cape Cod dunes, Edge of the Continent/Center of the World. Its seven sections will span all the walls in the gallery. The Independent will be there to capture this exciting project’s completion for our next issue. Edge of the Continent/Center of the World will be on view through September 11th. Gallery hours: Wednesday and Thursday, noon to 6 p.m.; Friday and Saturday, 2 to 8 p.m.; or by appointment (508-514-1326).