The the Rolls-Royce Trent 1000 jet engine powers the Boeing 787 Dreamliner aircraft. Watch this happy 3-minute, time-lapse video as Bright-Bricks assembles a half-scale cutaway version of the engine from 676 pounds of Lego bricks. Bright-Bricks is a UK company that appears to build promotional models from Lego.
Hmmm. I wonder how you can build an EDA tool from Lego bricks? A Cadence Palladium Accelerator/Emulator, maybe?