Riddles are fun because they sometimes sound quite simple when you first hear them, but you realize how complex they are the longer you dwell in them. In other words, you need to focus and fire up those problem-solving skills...

What can be swallowed, but can also swallow you? You love hard riddles. So do we. Can you solve it without looking at the answers? If you're stuck, scroll down. A N S W E R Answer: Water. Take a look at this riddle and tell us if you can...