First World War artillery battery 65 in [Krepost Sveaborg](https://en.wikipedia.org/wiki/Krepost_Sveaborg) land front defense line in Alakivenpuisto, Myllypuro, Helsinki, Finland. The battery was built in 1915.
Battery has four U shaped positions for mortars. Two of them still contains mortar emplacement. Every position has two ammunitions cabinets in concrete walls. Every position has shelter room inside concrete wall. Entrances to these shelters have been sealed later on.
More info:
* [Location in Google Maps](https://goo.gl/maps/zjfghd6FfEjoysTx9)
* [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=112.1000011940) (only in finnish)