History is littered with examples of economic bubbles during which assets like commodities, land, stocks rapidly inflate in price well above their intrinsic value. These bubbles are invariably followed by a crash when investors, who are no longer willing to pay through the nose, panic and sell en masse, resulting in a sudden collapse in prices and tears all round. Starting with the infamous 17th century tulip mania, we reveal the biggest and most notorious speculative frenzies of all time.