The National Archives at Boston offers free genealogy workshops and history lectures. The next lecture will focus on They Came From . . . TBA: Ethnic History & Genealogy on June 21 at 2 p.m. at the National Archives, 380 Trapelo Road in Waltham, Massachusetts.

Other upcoming workshops include an Introduction to Genealogy on July 10 at 2 p.m.

For a full listing of upcoming events, which are scheduled through August, visit Archives.gov. Reservations are required by calling 866-406-2379 or e-mail boston.archives@nara.gov. All lectures are free and open to the public.