What am I?

I am a box who holds keys but not locks. With the right combination I may unlock your soul. What am I?

related riddles

I run distances, often making many turns, yet I never move one foot. What am I?

I look like a tiny trombone. What am I?

I live in a spooky castle or even in a cave, I sleep upside down and I am so creepy that people run because they’re scared. What am I?