User blog comment:BarrelHornet3/Finally! Gransys 3-stars/@comment-86.146.109.56-20140121005643

For me the elusive third star was down to two things:

1) Running around Lake Hardship at Devilfire Grove until the name appeared on the map

2) Running around on the figure cut into the hill at Hillfigure Knoll

I'd managed two playthroughs and about 900 hours without doing either of these things