From Keene NH: go 5 miles North on Route 12. Summit Winery is on the left (after you crest the top of the hill).From Walpole NH: go 10 miles South on Route 12. Summit Winery is on right (as you come up the hill).From Walpole NH: go 10 miles South on Route 12. Summit Winery is on right (as you come up the hill).