EROS/ MUSEUM OF CYLADIC ART, ATHENS

Eros and Psyche kissing. Eros may have been the god of love, but he was also cruel. In another room, viewers can see him dragging his lover by the hair and striking her with a mallet

Photograph: Simela Pantzartzi/EPA

Marble relief depicting the erotic encounter of Leda and Zeus, who has transformed into a swan (second century AD)

Photograph: National Archaeological Museum, Athens

Replica of an ancient prostitute's quarters is on show in a section called Remunerated Love

Photograph: Simela Pantzartzi/EPA