Tomás Saraceno: DDO 210/M+M, 2017; on the Wall: Gordon Matta-Clark: Realty Positions: Fake Estate “49th Street(w/dogs)”, 1978. Installation shot at ZKR (Photo: Frank Sperling)

Tomás Saraceno: DDO 210/M+M, 2017; on the Wall: Gordon Matta-Clark: Realty Positions: Fake Estate "49th Street(w/dogs)", 1978. Installation shot at ZKR (Photo: Frank Sperling)

Tomás Saraceno: DDO 210/M+M, 2017; on the Wall: Gordon Matta-Clark: Realty Positions: Fake Estate “49th Street(w/dogs)”, 1978. Installation shot at ZKR (Photo: Frank Sperling)