Birmingham 2012 Calendar. Birmingham is the UK's second city and it’s reputation was forged as a powerhouse of the Industrial Revolution in Britain, a fact which led to Birmingham being known as ‘the workshop of the world’ or the ‘city of a thousand trades’. This cosmopolitan, diverse and vibrant city has a population over 1 million. This wonderful Birmingham 2012 Calendar features all the popular sights and attractions from this beautiful city and will make a great gift for Brummies everywhere!