Scalloped Sand, Lake Hoare, Antarctica will be on view in this group exhibition of abstract art in different media juried by art critic Eleanor Heartney. Reception: Weds. April 11, 6 to 9 p.m., on view through May 6. Site: Brooklyn Gallery is located at 165 7th Street in Brooklyn. Gallery hours: Thurs.-Sun. 1 to 6 p.m. Details here.