Sunningdale Zachary's Somersworth, NH Other Attractions Tri-City Christian Academy Somersworth, NH Other Attractions Gateway Family Restaurant Somersworth, NH Businesses Station 319 Somersworth, NH Other Attractions Great Bay Gallery, LLC Great Bay Gallery is a new multi-use Function and Full Service Catering Facility nestled in a wooded area with views of Stackpole Pond. We are conveniently located off Route 108 Somersworth, NH Arts