From the dataset abstract

Aerial photograph of Tampere 1999. Photograph was taken 6.5.1999, flying altitude was 1011 meters and ground resolution of 20 centimeters. Data is available in a TIFF -package and WMS API...

Source: Tampereen ilmakuva 1999

Additional Information

Field Value
Format WMS
Coordinate system ETRS-GK24 (EPSG:3878)