Heritage Open Day: The Heritage Centre is a museum of the town’s history from the Norman Conquest to the present day. An Exhibition on Henley in Arden's Architecture will be on during this period. The Heritage Centre tells the fascinating story of our historic market town and is located in the oldest known house in Henley dating to 1345. The Exhibition will look at the many different styles of architecture found within Henley in Arden. The main High Street is within a Conservation Area and has numerous listed buildings from dating from Medieval to modern day.