LEGO Church (Netherlands) If you are looking for modular ecclesiology, visit this temporary structure in the Netherlands. It's built not out of LEGO bricks, but Legioblocks — concrete blocks made to resemble LEGO bricks. Michiel de Wit and Filip Jonker erected it for the Grenswerk Festival in the city of Enschede. Organic Church (Italy) Located on the outskirts of Bergamo, at the foot of Monte Arena, the Tree cathedral, created by Italian artist Giuliano Mauri, is one of the world's most impressive examples of organic architecture. In 2001, his love for nature inspired him to draw up the plans for a project that took his art to a whole new level and left the people of Bergamo stunned – a cathedral made only of trees. Unfortunately, Mauri died unexpectedly in 2009 and never got to see his grand plan come to life, but as an homage to his life's work, the project was initiated in 2010, the International Year of Biodiversity. The frame of the tree cathedral consists of 42 colu