Art Athina event held in Athens, Greece

Two visitors are seen through "the Circle of Life", an artwork by Constantinos Valaes, during Art Athina event in Athens, Greece, on June 23, 2018. The event is one of the oldest art fairs in Europe and the year 2018 hosts 51 galleries including artworks from traditional painting to experimental media. (Xinhua/Marios Lolos)