Atlantis, The Palm Announces an Amazing Line-up of Offers and Activities this September | #atlantis #atlantisthepalm #offers #discounts #activities #september #entertinment #leisure #birthdaysale #aquarium #aquaventure #waterpark #AmbassadorLagoon #LostChambersAquarium #DolphinBay #snorkel #annualpass #hozpitality