CANCUN, MEXICO- March, 2017- For the first time ever, Grand Fiesta Americana Coral Beach Cancun’s 40,000 square-foot “Gem Spa” received Four Star Rating for 2017 from Forbes Travel Guide, the originator of the prestigious Star Rating system. Gem Spa is now one of just two spas in Cancun to receive this coveted honor, which recognizes exceptional properties that offer high levels of service and the quality of facility to match