sentences:  There are also several important points of interest in the county including the Illinois Railway Museum and McHenry County Historical Museum in Union, the Old McHenry County Courthouse in Woodstock, and a variety of historical homes including the Orson Rogers House, George Stickney House, Charles H. Hibbard House, the Terwilliger House, the Count's House, and the Dole Mansion.Throughout the year are a variety of festivals throughout the county, the centerpiece of which is the McHenry County Fair, occurring during a week in August in Woodstock.Many towns also have their own festivals throughout the year.