interactive art installation called Cloud, '雲'的互動藝術裝置

Bratislava, Slovakia
People take part in an interactive art installation called Cloud, created from 6,000 lightbulbs by Canadian artists Caitlind RC Brown and Wayne Garrett
Photograph: Vladimír Šimíček/AFP/Getty Images
Best photographs of the day: Hurricane Matthew and the first Cybathlon | News | The Guardian
https://www.theguardian.com/news/gallery/2016/oct/09/best-photographs-of-the-day-hurricane-matthew-cybathlon