A Special Purpose Marine Air Ground Task Force 12 Marine makes his way up the slopes of Europe’s tallest active volcano, Mt. Etna, Oct. 25. The hike was designed to teach about 20 Marines with SPMAGTF-12’s Security Cooperation Team Tactics-2 a lesson in the rigors of operating in a mountainous environment. - A Special Purpose Marine Air Ground Task Force 12 Marine makes his way up the slopes of Europe’s tallest active volcano, Mt. Etna, Oct. 25. The hike was designed to teach about 20 Marines with SPMAGTF-12’s Security Cooperation Team Tactics-2 a lesson in the rigors of operating in a mountainous environment.