Shaky, dull and light in contrast and imagery One of winter's fastest thrills, ice-boating, shares the sporting spotlight, as warmly-dressed skippers pilot their speeding craft on Geneva lake. When an ice-boat skids... Watch out! Ice boat regatta the frozen north. Williams Bay, Wisconsin's Lake Geneva is the wintry setting for this Jack Frost Regatta. Yachtsmen from 17 to 50 piloting 75 boats with many classes and designs welcome the weatherman fidget blast.