Fastest time to build a five-level domino pyramid

Fastest time to build a five-level domino pyramid
من
Silvio Sabba
ماذا
18.40 second(s)
أين
إيطاليا (Pioltello,Milan)
متى
The fastest time to build a five-level domino pyramid is 18.40 seconds, achieved by Silvio Sabba (Italy), in Pioltello, Italy, on 11 December 2012.