Fireflies on the Water (2002) by Yayoi Kusama. Installation made of 150 lights, mirrors, and water.
Balloon Installation (Heart Beat) at Covent Garden, London, by Charles Pétillon
Just because it is not in a museum does not mean it is not art.
Ruthie V. Fine Art & Murals: Wine Glass
Soo Sunny Park : Vapor Slide
The Human Water Color Portrait [8 Pics]