Longest marathon world record

- Longest radio marathon world record
- Longest drumming marathon world record
- Longest chess marathon world record
- Longest singing marathon world record
- Longest cooking marathon world record
- Longest marathon guinness world record
- Longest kiss marathon world record
- Longest video game marathon world record
- Longest singing marathon guinness world record
- Longest chess marathon guinness world record
- Longest sewing marathon guinness world record
- Longest movie marathon guinness world records
- Longest cooking marathon guinness world record winner
- Longest marathon playing steelpan guinness world record
- Longest one time radio marathon world record