Historical clue formulations

• Billionaires' boats — 2026-09-22
• Luxury transports — 2026-08-04
• Blue blood vessels? — 2026-05-03
• Billionaires' boats — 2025-05-26
• America's Cup vessels — 2022-04-12
• Sails in style, in a way — 2021-11-30
• Leisure boats — 2021-07-26
• Billionaires' vessels — 2019-07-02
• Settings for "Skyfall" and "Casino Royale" — 2014-04-13
• You can see them at marinas — 2007-12-20
• Regatta boats — 2007-07-09
• Millionaires' "toys" — 2004-09-05
• Pleasure craft — 2002-08-20