He finished third in 1995 at the Ratinan stadion in Tampere, Finland, and in his final shot at winning the title before turning 22, he improved to second in 1996 at the Speedwaybahn in Olching, Germany.
The Helsinki City Theatre has remained Penttilä’s most renowned work, but among his other building designs the best known are the Ratina Stadium in Tampere (1965) the Hanasaari B power station in Helsinki (1974), the Salmisaari power station (with Kari Lind and Heikki Saarela) in Helsinki (1985).
stadium | Wembley Stadium | Yankee Stadium | Tampere | Twickenham Stadium | Shea Stadium | Wembley Stadium (1923) | Olympic Stadium | Memorial Stadium | Millennium Stadium | Chicago Stadium | Docklands Stadium | National Stadium | Headingley Stadium | M&T Bank Stadium | Giants Stadium | Dodger Stadium | Yankee Stadium (1923) | Sydney Football Stadium | Rose Bowl (stadium) | Reliant Stadium | Emirates Stadium | Busch Stadium | University of Tampere | Raymond James Stadium | MetLife Stadium | Ellis Park Stadium | Cape Town Stadium | Veterans Stadium | Ibrox Stadium |