Historical clue formulations

• Way back when — 2024-06-06
• When dinosaurs roamed — 2020-02-01
• Way, way back — 2018-02-08
• Way, way back — 2017-12-27
• Way in the past — 2015-11-28
• A long time past — 2013-12-12
• Way in the past — 2010-06-27
• Way, way back — 2009-11-05
• Way, way back — 2005-12-11
• Way back when — 2003-09-08
• Way back when — 2001-12-31
• Way back when — 2001-03-30
• Way back when — 2000-07-28