Naval Support Activity Bethesda

Naval Support Activity Bethesda — NSA Bethesda, NSAB, or simply Bethesda — is a military base of the United States Navy located in Bethesda, Maryland. NSA Bethesda is responsible for base operational support for its major tenant, the Walter Reed National Military Medical Center.

Source: Wikipedia — Naval Support Activity Bethesda (CC BY-SA 4.0)