WW1 two room shelter, Länsimäki, Vantaa, Finland

The only intact First World War two room shelter in base II:7 in [Krepost Sveaborg](https://en.wikipedia.org/wiki/Krepost_Sveaborg) land front defense line in Länsimäki, Vantaa, Finland. The base was built in 1915 - 1918. The whole base contains: * 250 meters of thrench * 5 machine gun positions * 4 observations posts * 14 shelter rooms More info: * [Location in Google Maps](https://goo.gl/maps/9ogw8niAW2djSEV78) * [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=112.1000007677) (only in finnish) Source: Objaverse 1.0 / Sketchfab