So what’s happening in Sheffield? Yes, Sheffield, Massachusetts. You know that small town out west in the Berkshires and home to Big Elm Brewing. Well, the Berkshire High Peaks Music Festival is happening, that’s what.  French Baroque, Russian piano, and Moonlight Sonatas.  August 6-16: $12 – $50. The Berkshire School, 245 N. Undermountain Rd., Sheffield. 800-843-0778.