ORLANDO, FL--(Marketwire - Jan 29, 2013) - Orlando World Center Marriott, one of the country's most impressive convention hotels, is proud to announce the completion of phase one of its multi-million dollar transformation. With extensive enhancements to the North Tower guestrooms and meeting space, Hall of Cities meeting rooms, 110 guest suites, on-site Starbucks, as well as an expanded pool deck and lawn for poolside events and activities, upgrades further establish this landmark hotel and bring an unprecedented resort concept to Orlando.