Articles Illumination Intermission: What 25,000 Dancing LEDs on a Bridge Look Like Artist Leo Villareal has transformed San Francisco's Bay Bridge into the largest LED sculpture in the world!Pete(r) Karinen03.09.13 [youtube]http://www.youtube.com/watch?v=ZoEf5JLv4Mo&list=PL6uqON-thyraDG9IP8QQIMkEKv_1TuRC4&index=1 Artist Leo Villareal has transformed San Francisco's Bay Bridge into the largest LED sculpture in the world. You've got two years to check it out in person.