ROCKPORT — Maine Coast Heritage Trust, a statewide land conservation organization, will host a timber frame raising from 9 a.m. to 4 p.m. Saturday, July 23 at Erickson Fields Preserve, 164 West St. Rockport. Ryan Twisla, a local timber framer and sustainable builder, will explain the process of preparing a timber frame to be raised by hand and will lead participants in raising a portion of the frame together. The frame will be finished as a barn at Erikson Fields.

Attendees should wear boots and gloves and bring their own lunch. Registration is free and available online at aldermere.org/timber-frame-raising-workshop and by phone at 236-2739.