Miramar is a city in Broward County, Florida. Miramar was founded by A.L. Mailman to serve as a “bedroom community" for nearby Miami and Fort Lauderdale. While the city is still considered mostly residential, it now harbors big businesses, such as Spirit Airlines and Royal Caribbean Cruises. Interestingly, the residential City of Miramar is one of the largest cities in terms of size in the State of Florida.