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