Atlantic Edge Scuba is the Mid-Atlantic's largest PADI 5 Star Instructor Development Center, based in Gaithersburg, Maryland and serving Maryland, DC and Virginia for more than 24 years. The shop is the official scuba store for the National Aquarium in Baltimore, giving certified divers exclusive access to the Aquarium's Guest Dive Program. Atlantic Edge offers PADI courses from Try Scuba to Instructor level, group dive travel to Cozumel and Fort Lauderdale, and is a factory authorized dealer for Aqua Lung, Oceanic, Mares and Atomic gear.