Norwegians notoriously go bonkers for winter sports, and their craze is given free rein over a few days each winter during the Holmenkollen Ski Festival, proudly billed as ‘the world’s largest ski party.’ Nothing rallies the nation quite like it, as thousands make their way to Holmenkollen to cheer their favorite athletes and hundreds of thousands more stay glued to their screens over the four days to catch all the dramatic ski jumping and cross country skiing action live on TV.

Source: https://theculturetrip.com/europe/norway/articles/10-festivals-you-will-only-find-in-norway/