Dancing drones light up the night sky above Changsha, the capital of Hunan Province, on Friday, August 10, 2018. The 777 drones formed patterns and words that represent "love" as part of celebrations for the upcoming Qixi or "Double Seven" Festival. Also known as "Chinese Valentine's Day", the annual festival celebrates a story from ancient Chinese mythology. The story says that on the seventh day of the seventh month on the Chinese lunar calendar, two separated lovers get to meet each other again high above the Milky Way. [Photo: VCG]

Dancing drones light up the night sky above Changsha, the capital of Hunan Province, on Friday, August 10, 2018. The 777 drones formed patterns and words that represent "love" as part of celebrations for the upcoming Qixi or "Double Seven" Festival. Also known as "Chinese Valentine's Day", the annual festival celebrates a story from ancient Chinese mythology. The story says that on the seventh day of the seventh month on the Chinese lunar calendar, two separated lovers get to meet each other again high above the Milky Way. [Photo: VCG]

Dancing drones light up the night sky above Changsha, the capital of Hunan Province, on Friday, August 10, 2018. The 777 drones formed patterns and words that represent "love" as part of celebrations for the upcoming Qixi or "Double Seven" Festival. Also known as "Chinese Valentine's Day", the annual festival celebrates a story from ancient Chinese mythology. The story says that on the seventh day of the seventh month on the Chinese lunar calendar, two separated lovers get to meet each other again high above the Milky Way. [Photo: VCG]

Dancing drones light up the night sky above Changsha, the capital of Hunan Province, on Friday, August 10, 2018. The 777 drones formed patterns and words that represent "love" as part of celebrations for the upcoming Qixi or "Double Seven" Festival. Also known as "Chinese Valentine's Day", the annual festival celebrates a story from ancient Chinese mythology. The story says that on the seventh day of the seventh month on the Chinese lunar calendar, two separated lovers get to meet each other again high above the Milky Way. [Photo: VCG]