I didn't get all your riddles but I got some of your fandoms...
Harry Potter (I think)
Alice in Wonderland (duh)
Pirates of the Caribbean (Jack4life)
LOTR/The Hobbit (riddles in a cave)
The Hunger Games (lol girl on fire)
Avengers/Thor (hammer reference)
And I know the treasure at the end of the world thing cause I saw that movie, just can't remember the name ❤️ ;-)