I recently put some LEGO postcards together of places I’ve visited. For me it is a way to remember my vacations. There aren’t that many postcards so I decided to I could use Architecture sets too. And then especially the smaller (skyline) sets. Today I built the Great Wall of China (although not really a skyline set) and it sure worked: I remembered a (long) drive from Beijing on quite a warm day in September (we left quite early but still) and quite a strenuous walk up and down and on the...