Historical clue formulations

• Great ___ National Park (Nevada attraction) — 2025-11-17
• Drainage area — 2024-04-15
• Sink hole — 2022-10-22
• Great ___ National Park — 2020-07-15
• Sink — 2020-04-04
• Sink — 2019-05-30
• Washtub — 2018-08-31
• It holds water — 2017-07-20
• Bath fixture — 2017-03-21
• Yacht club locale — 2014-06-11
• Washtub — 2013-10-14
• Slip site — 2013-01-11
• Place to wash up — 2011-09-19
• Drainage area — 2010-05-07
• Great depression? — 2008-05-17
• Washroom tub — 2007-10-16
• Place for boats — 2007-04-01
• Washing site — 2007-02-12
• Tidewater collector — 2006-12-03
• Washbowl — 2006-06-20
• Place to wash up — 2006-03-21
• Washing spot — 2005-03-25
• Geological depression — 2004-05-08
• Sink — 2003-10-31
• Place to wash up — 2000-12-25
• Yacht club site — 2000-09-18
• It holds water — 2000-09-15
• Boatyard — 1998-01-22
• Ewer's adjunct — 1996-09-15
• Tidal___ — 1996-02-06
• Tidal _____ — 1994-10-27
• Sink — 1994-07-03
• Harbor — 1994-03-27