Possible Clues:

• Chunnel train
• The train from England to France
• Train from England to France
• High-speed rail link between the Britain and France
• Really regret capsizing sailor's cross-Channel transport
• A tourer's free travel?
• It's the money son heard makes its way between London and Paris
• Currency used on second pitch for rail link
• Continental link to reveal winner of international song contest?
• Train service, where routes abroad on a railway starting out