21037 LEGO Architecture Lego House - Exclusive Collector. Brand new in factory sealed box. This LEGO piece can only be bought retail at the LEGO house in Billund, Denmark.The item "21037 LEGO Architecture Lego House Exclusive Billund Denmark! FACTORY SEALED" is in sale since Friday, March 12, 2021. This item is in the category "Toys & Hobbies\Building Toys\LEGO Building Toys\LEGO Complete Sets & Packs". The seller is "jepphedegaar0" and is located in Aalborg. This item can be shipped to North, South, or Latin America, all countries in Europe, all countries in continental Asia, Australia.