Cologne

Cosplayers pose for a photo during the Gamescom fair in Cologne...Cosplayers pose for a photo during the Gamescom fair in Cologne, Germany August 6, 2015. The Gamescom convention, Europe's largest video games trade fair, runs from August 5 to August 9. REUTERS/Kai Pfaffenbach

Kai Pfaffenbach/Reuters

Cosplayers pose for a photo during the Gamescom fair in Cologne, Germany. The Gamescom convention, Europe’s largest video games trade fair

A woman tests a virtual reality headset "VR One" developed by a German manufacturer Zeiss at the Gamescom 2015 fair in Cologne, Germany on Wednesday. The Gamescom convention, Europe's largest video games trade fair

Kai Pfaffenbach/Reuters

A woman tests a virtual reality headset “VR One” developed by a German manufacturer Zeiss at the Gamescom 2015 fair in Cologne, Germany on Wednesday. The Gamescom convention, Europe’s largest video games trade fair

A visitor looks at the installation titled "mitten" by Katharina Hinsberg from Edith Wahlandt gallery at the Art Cologne fair in Cologne

Ina Fassbender/Reuters

A visitor considers “Mitten” (which roughly translates as middle), an installation by Katharina Hinsberg displayed in the Edith Wahlandt Gallery at the 47th Art Cologne fair in Germany.