Here is the full list of all 46 Lost Lands: Mahjong achievements.
Investigated location: Fairy Glade
Interactions with meatnaggers
Investigated location: Sunken City
Interactions with limping dragons
Interactions with spiderlikes
Investigated location: Mage Tower
Investigated location: Floating Isles
Interactions with buzzing deaths
Interactions with ratlings
Investigated location: Bog
Interactions with undead
Interactions with falagars
Investigated location: Ships Graveyard
Interactions with darkwings
Interactions with warrior shadows
Investigated location: Dwarf Caverns
Amulets used
Collections gathered
Investigated location: Stronghold
Investigated location: Menagerie
Investigated location: Forge
Interactions with fiery golems
Tools used
Investigated location: Farm
Interactions with predacious satyrs
Investigated location: Stone Quarry
Coins spent
Interactions with dark heralds
Crystals spent
Chests opened
Interactions with snakelizards
Achievements won
Time for finding objects expired!
Increased max energy
Items purchased
Quests completed
Energizers purchased
Interactions with cave kobolds
Investigated location: Old Town
Level reached
Interactions with redeyes
Investigated location: Fisherman's Hut
Energy used
Unlocked locations
Locations examined
Investigated location: Forest Cabin