Trench in First World War base XI:2 in [Krepost Sveaborg](https://en.wikipedia.org/wiki/Krepost_Sveaborg) land front defense line in Ala-Malmi, Helsinki, Finland. The base was built in 1915 - 1918.
There is also additional models from this same base XI:2:
* [Observation post](https://skfb.ly/6UWDx)
* [Tunnels](https://skfb.ly/6UCqO)
* [Cave entrance](https://skfb.ly/6UCqV)
More info:
* [Location in Google Maps](https://goo.gl/maps/tRFvMkRRfcoRaJ548)
* [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=112.1000013430) (only in finnish)