“Land/Sea,” an exhibition of work by John Todaro, Phyllis Chillingworth, and Annie Sessler and Jim Goldberg, will be on view at Ashawagh Hall in Springs on Saturday and Sunday, with a reception set for Saturday from 5 to 8 p.m. “Ned Smyth: Moments of Water,” an exhibition of large sculptures, photographs, and smaller installations, will open on Sunday at Grounds for Sculpture in Hamilton, N.J., where it will be on view through April 2.