Largest Display of Marble Art (Singapore Book of Records (22nd Oct 2016) 

https://singaporerecords.com/largest-display-of-marble-art/

Renowned rangoli artist Vijaya Mohan worked with 25 groups, mainly welfare organisations and schools to design 500 pieces of artwork using glass marbles and paint on acrylic boards. Close to 15,000 glass marbles were used. Arranged as a 10m-by-12m floor display, the art pieces were exhibited at Gardens By The Bay for a week from 22 Oct 2016.