Riddle: I killed one fourth of mankind. Who am I?
Rating: 100%
Riddle: A box without hinges, lock or key, yet golden treasure lies within.
Rating: 100%
Riddle: A hundred feet in the air, but it's back is on the ground. What is it?
Rating: 100%
Riddle: What begins and has no end? What is the ending of all that begins?
Rating: 100%