Spa Spa A spa is a location where mineral-rich spring water (and sometimes seawater) is used to give medicinal baths. Spa towns or spa resorts (including hot springs resorts) typically offer various health treatments, which are also known as balneotherapy. The belief in the curative powers of mineral waters goes back to prehistoric times. Such practices have been popular worldwide, but are especially widespread in Europe and Japan. Day spas are also quite popular, and offer various personal care treatments. The term is derived from the name of the town of Spa, Belgium, whose name is known back from Roman times,
Escadrille SPA.31 use of a Roman archer as the "escadrille" insignia. In October, "Escadrille N 31" shifted to support "II Armee". The following month, the unit was incorporated into "Groupe de Combat II". "Escadrille 31" began receiving SPADs on 7 January 1917. However, it would not totally rearm with SPADs until 17 September, when it was renamed "Escadrille SPA 31". The "escadrille" would serve as part of "GC II" through the remainder of the war. When the armistice came, it had been credited with 42 aircraft and four observation balloons destroyed, and have earned two citations from Army Corps. Escadrille SPA.31 Escadrille