Iron age (from 500 BC to 1200 AD in Finland) burial cairn in Sjösäng 7, Raasepori, Finland.
More info:
* [Location in Google Maps](https://goo.gl/maps/PSmRPwYUyfrTknBv9)
* [Finnish Heritage Agency site info (only in finnish)](https://www.kyppi.fi/to.aspx?id=112.606010033)