 Her domino skills were chronicled in the documentary Lily Topples the World. Now she's hosting Destination Domino at the National Building Museum. WTOP's Jason Fraley stopped by to check it out. We're all about building, designing, and toppling. Domino artist Lily Hevesh is building an intricate floor pattern to topple. We're doing 100,000 pieces. In the center, we're going to make a giant spiral. We have the DC skyline and a giant mosaic of the Mona Lisa. It's going to all come crashing down.