Historical clue formulations

• Machu Picchu visitor, say — 2024-03-06
• Many a consumer of trail mix — 2022-05-31
• One often seen wearing boots with shorts — 2022-01-12
• Path finder — 2019-04-28
• Trail guide user — 2017-10-18
• One traveling with a backpack — 2015-11-30
• One who walks on the wild side? — 2015-08-09
• Wild lover? — 2015-04-03
• Trail user — 2010-09-07
• Backpacking sort — 2009-11-24
• Many a backpacker — 2006-11-28
• Outdoorsman of a sort — 2004-09-29
• Trail sight — 2003-05-18
• Backpacker — 1998-01-06
• Outdoorsman, perhaps — 1994-01-02