Hotels in Warwick: Kerong Cottage Bed and Breakfast ~ circa 1857 ~ touch your heritage and enrich your life. . . Heritage listed sandstone cottage. Kerong was built in 1857 by Matthew Longwill (architect and stonemason of prominent Warwick buildings)and a copy of this original (NSW) title is on display. Warwick's famous artist Mary Dau lived here as she recorded and published sketches of the area's heritage buildings.