Peterborough Folk Music Society Peterborough, NH Other Attractions Monadnock Chorus Peterborough, NH Other Attractions Actors' Circle Theatre Actors' Circle Theatre (ACT) is an award winning non-profit organization that was founded in 1988. A group of 20 Peterborough, NH Other Attractions Sharon Arts Center Galleries Peterborough, NH Arts Little River B&B 1870 Peterborough, NH Businesses