Part of First World War base XXIII:4 in [Krepost Sveaborg](https://en.wikipedia.org/wiki/Krepost_Sveaborg) land front defense line in Kannelmäki, Helsinki, Finland. The base was built in 1915 - 1918.
This site has been cleared and cleaned recently. Firings positions are in very good shape and the trench concrete walls and firing step is clearly visible.
This model contains:
* 1 collapsed shelter room
* 2 machine gun positions
* 1 firing positions
The whole base contains:
* 6 machine gun positions
* 7 firing and observations positions
* 9 shelter rooms. 4 intact, others collapsed or unfinished
* 130 meters of trench
More info:
* [Location in Google Maps](https://goo.gl/maps/U5DRmrm8xd1D4pgB8)
* [Wikipedia: Krepost Sveaborg](https://en.wikipedia.org/wiki/Krepost_Sveaborg)
* [John Lagerstedt , Markku Saari: Krepost Sveaborg](http://www.novision.fi/viapori/eavaus.htm)
* [Finnish Heritage Agency site info](https://www.kyppi.fi/to.aspx?id=112.1000013836) (only in finnish)