Report Product Idea | Jan 04, 2022 Sewer System By Boom Boom 198 supporters Expired 24 comments Report project Leave private feedback Description Updates 0 Comments 24 Official LEGO Comments 2 Statistics This project has no updates. By Boom Boom 198 supporters Expired 24 comments Report project Leave Private Feedback Originality Building Techniques Details Submit This will only be visible to the creator. More To Do Activity Build for International Women’s Day Participate View Details Challenge Get Fresh for Feb Participate View Details Product Idea Submit A Product Idea Submit Now