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