Played on and off casually for years, 100% solo,recently popped my dungeon cherry, things were looking up until i stumbled across players running Griffonrook run and joined in [ I wasn't prepared] :
Jumping Puzzle - Probably the safest way to do Griffonrook Run : r/Guildwars2
Griffonrook Run (jumping puzzle) - Guild Wars 2 Wiki (GW2W)
Griffonrook Run
GW2 Griffonrook Run Jumping puzzle guide - MMO Guides, Walkthroughs and News
Jumping Puzzle - Probably the safest way to do Griffonrook Run : r/Guildwars2
The Most Complex Jumping Puzzles In Guild Wars 2
Antre of Adjournment - Guild Wars 2 Wiki Guide - IGN
Where To Find Jumping Puzzles | Hunter's Insight - A Guild Wars 2 Blog | Page 16
GW2 Griffonrook Run jumping puzzle (Lornar's Pass) - YouTube
Guild Wars II - Griffonrook Run - YouTube
Griffonrook Run Jumping puzzle - Guild Wars 2 Life