From the back of the US box
New Campaign, New Missions, New Sounds & Graphics
Seawolves
Submarines on hunt
(Unofficial Expansion Pack for Silent Hunter 3)
Seawolves expansion pack adds new missions, traffic, new cities and harbors, improved sounds, anchored ships, new defenses, new air patrols, new random radio communications, resupply options and much more.
The campaign expansion focuses on Europe but includes the Pacific region, adding major new cities and ports to the eastern coast of North America. Many new convoys are also added, including traffic specific to the later D-Day campaign and the American buildup of forces in Europe.
60 new cities, including ports & industry
Naval and airbase locations in Europe, North America, Britain & the Pacific region
22 single missions & four multiplayer missions