SAMUEL HOLTEN HOUSE OPEN HOUSE. Saturday and Sunday, Sept. 21 and 22, 11 a.m. to 3 p.m., Judge Samuel Holten House, 171 Holten St., Danvers. Judge Samuel Holten was a Revolutionary War patriot and local and regional office holder. Tours from 11 a.m. to 3 p.m., led by members of the General Israel Putnam Chapter of the Daughters of the American Revolution. Free.
LADY OF SALEM: MARITIME PUBLIC ART TOURS. Saturday, Sept. 21, starting at 11 a.m., 1, and 3 p.m. in front of the Friendship on Derby Wharf, Salem Maritime National Historic Site, 160 Derby St., Salem. Explore history of Salem’s “Golden Age of Sail” and view the Salem Beautification Committee’s public art project featuring 17 ship figureheads throughout downtown. Rain date, Sept. 22. www.trailsandsails.org.
MILLING AROUND THE IPSWICH RIVER. Sunday, Sept. 22, 11 a.m. to noon, 143 County Road, Ipswich. Join the Ipswich River Watershed Association for a free lecture on the history of mills along the Ipswich River. After, walk Riverbend’s Trail to the river and see the native plant and rain garden and green roof. . Reservations at email@example.com or 978-412-8200.
WALKING TOUR OF IPSWICH. Sunday, Sept. 22, 1:30 to 3 p.m., Ipswich Museum, 54 South Main St., Ipswich. Learn about town’s colorful characters. Start at Museum, then walk to Ipswich Riverwalk to see mural, and tour South Village Green area. Free. www.ipswichmuseum.org.
LIBRARY OPEN HOUSE. Sunday, Sept. 22, 2 to 4 p.m., Flint Public Library, 1 South Main St., Middleton. Visit newly renovated historic library reading room, built in 1891. Learn the history of the building and see inner workings of clock in clock tower. Tours of the clock tower will run every 20 minutes. www.flintlibrary.org, 978-774-8132.
DOWNTOWN PEABODY HISTORY WALK. Wednesday, Sept. 25, 3 p.m., starts at Peabody City Hall, 24 Lowell St., Peabody. Local historian William Power will lead a historical walking tour from Peabody City Hall to the Peabody Institute Library. Free. Refreshments provided. Valerie Marshall, 978-532-0229; or firstname.lastname@example.org.