Historical clue formulations

• Road shoulder — 2022-11-30
• Road shoulder — 2018-05-21
• Road shoulder — 2017-08-28
• Road shoulder — 2014-07-27
• Side of a road — 2012-09-30
• Shoulder — 2011-08-27
• Earthen embankment — 2010-05-15
• Road's shoulder — 2007-11-25
• Landscaping screen — 2004-05-08
• Road shoulder — 2004-02-18
• Wall of earth — 2001-10-31
• Earthwork — 2001-03-29
• Road shoulder — 2000-04-05
• Edge of a rampart — 1998-12-20
• Shoulder of a road — 1996-11-07
• Road shoulder — 1993-12-22