
- Who
- Harald J. Rønneberg, Princess Märtha Louise
- What
- 52428 metre(s)
- Where
- Norwegen (Lørenskog, Norway)
- When
The greatest distance cross country skiing indoors in 12 hours is 52,428m achieved by Harald J. Rønneberg and Princess Märtha Louise (both Norway) at SNØ, Lørenskog, Norway on 5 January 2021.
This record was chosen to honor the tradition of cross country skiing, the national sport of Norway.