Here is the full list of all 16 Globesweeper achievements.
Beat a medium globe in under 180 seconds
Beat a small globe in under 60 seconds
Win a triangle game
Win a game with all three shapes
Win a classic game
Win a hexagonal game
Beat a colossal hexagonal game with standard or dense mines
Beat a colossal classic game with standard or dense mines
Beat a colossal triangle game with standard or dense mines
Beat all colossal globes with standard or dense mines
Reveal 100,000 tiles
Flag 10,000 mines
Win 100 games
Win 1000 games
Win 10 games in a row
Beat a colossal globe in under 52 minutes and 35.7 seconds