LEGO certified professional Adam Reed Tucker used 15.5-million bricks to create the Lego Architecture: Towering Ambition exhibit at the National Building Museum in Washington DC, which runs through September 3. Click here to see more. Continue reading for a video.

A trained architect, Tucker decided to mix his profession with his childhood obsession, building massive Lego versions of 11 iconic buildings such as the Burj Khalifa, the Petronas Towers, and the Empire State Building.

[via Dvice]