Hurricane Milton marked another time Orlando's largest theme park — Walt Disney World — has had to shutter, easily costing millions of dollars in lost revenue for the entertainment giant. Closures at Disney due to storms date back to 1999 and the losses aren't small, according to International Theme Park Services, a Cincinnati-based consulting company fronted by CEO Dennis Speigel that has tracked Walt Disney World’s storm-related losses for the past 25 years. For example, Walt Disney World…