1950 swimmers get coated with grease to help them brave the cold English Channel

The Channel, known for its dangerous currents, is a significant challenge for long-distance swimmers worldwide. The 19-mile stretch of cold water tests athletes' endurance. Swimmers often cover themselves in grease to protect against the cold as they prepare for the crossing.

What is the significance of the Channel for athletes from different nationalities?

Why do swimmers continue to attempt the crossing of the Channel year after year?