Learn about Hoffman Estates history, including the Sunderlage Farmhouse and the Greve Cemetery. This Historical Sites Commission-sponsored event will be held at the Sunderlage Farmhouse on the corner of Volid Drive and Vista Lane on Sunday, June 28, from 1 p.m. to 3 p.m. There will be a free petting zoo and tours of the house. The Schaumburg Township Historical Society will provide ice cream.