SkyWheel Helsinki is a 40-meter (131 feet) tall Ferris wheel in central Helsinki, Finland. One of its gondola cabins, the SkySauna, is the world’s first sauna on a Ferris wheel. It opened to the public on June 3, 2014. It was originally named the Finnair SkyWheel and its placement on Katajanokka harbor is where the airline Finnair first located its flight operations in the 1920s.