Interactive exhibition "City of Robots" kicks off in Athens

A boy plays a virtual reality game at the "City of Robots" exhibition in Athens, Greece, on Feb. 15, 2020. The interactive exhibition "City of Robots" kicked off on Saturday at the Hellenic Cosmos Cultural Center in Athens, featuring some of the latest robot models, virtual reality applications and 3D printers. (Xinhua/Marios Lolos)