He knew he would have a lot of time on his hands, and it is assumed he had a nest egg built up in the meantime, so he took up the art of Lego building, but not just any kind of Lego building; he set out to replicate some of the most important buildings around the world in Lego form. He is also only one out of 12 certified master builder’s of Lego. (Learn what it takes to become a Master Builder for Lego) His background as an architect enabled him to understand what steps he needed to take to take a physical form and turn it into a brick layered form.