Lahti "topographic database" vector data

-it's ESRI shape files, you figure it out - the download link is https://tiedostopalvelu.maanmittauslaitos.fi/tp/tilaus/19odkdguhm62vpf171l44ecohc?lang=fi -hope it works!

If you want it in another format, go to 

https://tiedostopalvelu.maanmittauslaitos.fi/tp/kartta?lang=en

-and download the topographic database sheets according to your need and in the format you can utilize!

METADATA: 

http://www.paikkatietohakemisto.fi/catalogue/ui/metadata.html?uuid=cfe54093-aa87-46e2-bfa2-a20def7b036f&lang=en

http://www.paikkatietohakemisto.fi/catalogue/ui/metadata.html?uuid=cfe54093-aa87-46e2-bfa2-a20def7b036f&lang=fi