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