Just when you thought a LEGO set with a few hundred pieces was tough to put together, this 150-million piece diorama is here to set a new world record. This Lord of the Rings-inspired masterpiece can be found at Shenzhen’s Smaerd Land in China, and it took an entire team to assemble. To be more specific, it spans 2,060-square-feet, 50 designers / brick builders and 3-years to put together this 150 million piece behemoth.