Join us at Brookline’s fifth-annual Spring Fest on Saturday, May 30th from 11 AM to 2 PM at Olmsted Park Allerton Overlook. Spring Fest 2026 is a call for environmental action and we urge you to join us as we “Spring into Climate Action.” Learn about the exciting community work that’s being done by our partners , and many others! The event will include environmental education activities, yard games, crafting stations, a tree ID walk, refreshments, and music.