See Historic Annapolis’ finest architecture in this annual walking tour of private homes. The houses on this year’s tour are located along Duke of Gloucester, Conduit, Market, St. Mary’s and Cathedral Sts. and Acton Place. The must-see of this year’s tour, Acton Hall, ranks among the finest Georgian homes built in the colonial era. SaSu 5-9pm at the Annapolis Museum. $35 w/discounts: 410-267-7619; www.annapolis.org.