Richfield Historical Society
Rock & Roll Hall of Fame
Rockefeller Park Greenhouse
Shaker Historical Society & Museum
Shalersville Historical Society
Singletary House Museum
Sokol Greater Cleveland Czech Cultural Center Museum and Library
Solon Historical Society
South Euclid - Lyndhurst Historical Museum
The Spirit of '76 Museum
Stan Hywet Hall & Gardens
Streetsboro Heritage Foundation
Stow Historical Society
Strongsville Historical Society
Summit County Historical Society
Summit Metro Parks
Summit Metro Parks - Liberty Park Nature Center
The Temple Museum of Jewish Art, Religion & Culture
Transformer Station
Twinsburg Historical Society
Ukrainian Museum-Archives, Inc.
University Circle Inc.
USS Cod Submarine Memorial
West Park Historical Society
Western Reserve Fire Museum and Education Center
Western Reserve Historical Society
Weymouth Preservation Society
Willott Iris Garden
York Township Historical Society