Purchase an American Express travel package to Atlantis, Paradise Island, Bahamas and you can receive a complimentary room upgrade upon check-in when you book any room at the Royal Towers, Coral Towers, Beach Tower or The Reef. Package must be paid in full with a Blue from American Express, Blue Cash from American Express or Blue Sky from American Express Card and the card must be presented upon check-in to receive the room category upgrade. In the event that a room upgrade is not available, a $100 resort credit will be posted to your room. This promotion is valid through Aug. 15, 2012. Visit http://www.insideflyer.com/link/?2920 to book your stay.