The city has become synonymous with gambling, whether it is glamorised in films, popularised by boxing fights or a celebrity hotspot of olden times. But when you ask anyone where they the best or biggest casinos in the world are, 9 out of 10 times your answer will be Las Vegas. Atlantic City, Monte Carlo and Macau are all gaming capitals in which you can find the most brilliant casinos, oozing with the opulence and splendour of a palace.