Kirnu

Kirnu () is a steel roller coaster located at the Linnanmäki amusement park in Helsinki, Finland. Kirnu is Intamin's first ball coaster.

==Layout== The ride starts as riders climb the curved lift hill, followed by a quick pre-drop and immediately go into a sharp half loop, then through another half loop and finally another half loop before being slowed back down by near-vertical magnetic brakes; the coaster ends with a quarter loop before returning to the station.