Brampton Historical Society
The Caledon East and District Historical Society
Belfountain Heritage Society
York Pioneer and Historical Society
King History & Heritage
Dufferin County Museum & Archives Blog
Peel Region Archives PAMA
Heritage Toronto
Hiking the GTA
Buffalo Architecture and History
The Ontario Historical Society
Pennsylvania German Folklore Society of Ontario
Society for the Preservation Of Old Mills
Ancestral Roofs
National Trust for Canada
Heritage Resource Centre, University of Waterloo