Historical clue formulations

• Shipping route — 2025-10-01
• Main course? — 2024-12-13
• Maritime route — 2024-12-07
• Shipping route — 2021-01-27
• Place for a wake — 2005-06-10
• Navigational route — 2005-02-19
• Shipping route — 2000-08-26
• Shipping route — 1999-12-18
• Bad place to swim — 1997-01-31
• Shipping channel — 1996-10-26