Here is the full list of all 26 Endless Bounty achievements.
Lozran cooked a good dinner
Completed the Lovers Passed quest
Completed the Misty Moss quest
Completed the Baited quest
Sold all the quest items
Freed Logus
Never free Logus
Petted Daisy
Poked the cats
Took the gold ore
Found the waterfall
Spent the first night alone
Had a guest while camping
Met all NPCs
Spied on Aetrian's magic training
Recieved an oily demonstration
Shared your bath time
Caught the werewolf
Declined to buy the oil
Used the oil
Didn't find your bounty in time
Found your bounty on time
Charmed Karth
Charmed Lozran
Charmed Gerald
Achieved all of the best endings