Guild Wars 2 - Ebonhawke Pipe Organ Puzzle
You can find it at Stronghold of Ebonhawke in Fields of Ruin near vista point.
SPOILER
5-6-5-4-Right-1-Left
3-5-5-6-5-4-Right-1-Left
3-5
You can find it at Stronghold of Ebonhawke in Fields of Ruin near vista point.
SPOILER
5-6-5-4-Right-1-Left
3-5-5-6-5-4-Right-1-Left
3-5