At the centre of Legoland Windsor used to be an area Lego City, closed in 2014 the area has since been replaced by Heartlake City. Lego City was a mock up of a real life city, complete with a fairground, theatre and circus if you go back far enough!At the centre of Legoland Windsor used to be an area Lego City, closed in 2014 the area has since been replaced by Heartlake City. Lego City was a mock up of a real life city, complete with a fairground, theatre and circus if you go back far enough! However in recent years the area was looking a little run down, even with the addition of a gaming zone to try keep the area popular and recent.