Helsinki, Finland - The Temppeliaukio Kirkko (Rock Church) is a thrilling work of modern architecture in Helsinki. Completed in 1969, it is built entirely underground and has a ceiling made of copper wire. Unlike any church I'd ever visited.
HDR in Helsinki: Yrjönkadun uimahalli/ A beutiful, public art deco indoor swimming pool in Helsinki
outdoor sauna, helsinki I didn't get to see this when I went to Finland--wish I had. Finland is the land of 10,000 saunas!