Fortress Round My Heart was created on 2008-07-28.
Fortress Around Your Heart was created on 1985-10-01.
Kaunas Fortress was created in 1915.
Fortress of Mimoyecques was created in 1943.
Miracle Fortress was created in 2005.
Przemyśl Fortress was created in 1855.
Ajyad Fortress was created in 1781.
Kiev Fortress was created in 1927.
Dwarf Fortress was created in 2006.
Boden Fortress was created in 1908.
Sky Fortress was created in 2010.
The Fortress Series was created in 1995.
Air Fortress was created in 1987.