Iowa Museum Week is observed through Sunday and a Washington museum will be open Sunday afternoon with a special exhibit. The Conger House Museum will have free admission Sunday. The exhibit this summer features a vintage camera collection. The exhibit will also teach attendees about local photographers of the past. The home features a variety of exhibits showcasing local history. The Conger House Museum will be open from 1-4 p.m. Sunday at 903 East Washington Street. It will be open the third Sunday of each month through October.