Here is the full list of all 14 Midnight Mysteries: Salem Witch Trials achievements.
Complete the Wonderful Wizard of Oz Easter egg scene.
Complete the Alice's Adventure in Wonderland Easter egg scene.
Complete a Hidden Object scene in less than a minute.
Find every object in all Unlimited Hidden Object Mode scenes.
Find every Silver Dollar in the Silver Dollar Hunt.
Complete Story Mode.
Complete Story Mode without using any hints.
Complete Story Mode with no Black Cat appearances.
Collect all the ravens in Story Mode.
Solve all the puzzles in Story Mode.
Collect every clover in Story Mode.
Complete each hidden object scene in Story Mode without using the lantern.
?
Unlock Unlimited Hidden Object Mode.