The Wonderfall is a 4-story digital waterfall located between two lush gardens. Nearly 900 individual tiles were used to create the LED wall, which is seamlessly joined together into three large and flat segments. The video on the enormous display, which reaches the top of the departure hall, is set to instrumentals composed by Canadian artist Jean-Michel Blais.
https://www.digitaltrends.com/news/singapores-changi-airport-unveils-stunning-digital-features/
https://www.digitaltrends.com/news/singapores-changi-airport-unveils-stunning-digital-features/