From mid-2013 to early 2014, a challenge of unknown origin often called the "Cold Water Challenge" became popular on social media in areas of the Northern United States,and Northern Norway.
Mulai pertengahan 2013 hingga awal 2014, sebuah tantangan yang tidak diketahui asalnya yang sering disebut "Tantangan Air Dingin" (Cold Water Challenge) menjadi populer di media sosial di wilayah utara Amerika Serikat (AS).