POTSDAM -- Guests will have a chance to explore buildings made from Potsdam's famed sandstone Sept. 13 through 16 as the community hosts its annual Sandstone Festival.

Tours of buildings made from sandstone will be held each day, many accompanied by speakers who will discuss the history of the buildings and the town. Most of the events are coordinated by the Potsdam Public Museum.

Here is the schedule of events:

• Thursday Sept. 13: Noon - walking tour of historic downtown Potsdam; 4 p.m. – Tour of Clarkson Woodstock Lodge and Moore House; 7 p.m. - History of Potsdam Sandstone with Potsdam Village Historian Mimi Van Deusen and Ellen Burns at the Potsdam Public Museum.

• Friday Sept. 14: Noon – Walking tour of Old Main, the first building of the Thomas S. Clarkson Memorial School of Technology; 4 p.m. – Tour of St. Mary’s Roman Catholic Church; 5 p.m. – happy Hour and History at Maxfield’s.

• Saturday Sept. 15: 9 a.m. to 2 p.m. -Tour of the Sandstone Wood-Fired Bread Oven at the Potsdam Food Co-op, 34 Elm St.; 10 a.m. – Walking tour of the Red Sandstone Trail with geologist Jim Carl, meet at trailhead near fire station in Hannawa Falls on Mill Street. The hike will take approximately two hours; 1 p.m. - Tour of the Trinity Episcopal Church and the Tiffany stained glass windows; 2 to 4 p.m. – A demonstration of mortar repair will be held at Trinity Church yard; 4 p.m. Tour of the Old Clarkson land office building.

• Sunday, Sept. 16 - 2 p.m. – Bayside Cemetery Talk and Tour with Susan and John Omohundro, Art Johnson and Mimi Van Deusen, Meet at the Gate House, Clarkson Ave, Potsdam. Suggested Donation $5.