Keimola motor stadium, built in 1966 and abandoned in 1978
The terminal of Helsinki-Vantaa airport in 1952. The airport was built in that year for the summer olympics and is misleadingly named, since it's located in Vantaa and Tuusula, not Vantaa and Helsinki.
Helsinge village in 1918
Vantaa grew rapidly in the 1970's. The picture is from Hakunila, Eastern Vantaa