After an exhausting search for decently priced 55gal barrels, I settled on this. Should work perfect for my location. 100 gal should provide well for a 20'x20' plot in the side yard. We shall see soon enough.
https://www.menards.com/main/outdoors/watering-irrigation/rain-barrels/rainreserve-trade-build-a-barrel-100-gallon-brown-tank-rain-barrel/2051203/p-1444430010668-c-13106.htm
https://www.menards.com/main/outdoors/watering-irrigation/rain-barrels/rainreserve-trade-build-a-barrel-100-gallon-brown-tank-rain-barrel/2051203/p-1444430010668-c-13106.htm