Summer Sculpture Park TWENTY-three sculptors are showing more than 70 works in Altered States, in the summer sculpture park in the grounds of Newbury’s historic Elizabethan mansion Shaw House. The show is open from 11am to 4pm every day until Sunday, September 29. Free entry and car parking. Dogs and children welcome. Still time to see Barnum! BARNUM’S gone down a storm at The Watermill. Step right up and enter the dazzling world of PT Barnum, where imagination and ambition know no bounds. The Bagnor theatre’s summer spectacular continues until September 8. Hand in hand with wife Charity, Barn…