Good Riddles

Question: A man is walking through the woods when he sees a cabin. He walks up to it and enters. He sees two people, strapped to chairs, covered in blood, obviously dead. How did they die?

Question: I am often known as a symbol/mark, and can be used in a trend. I am created when two paths meet, but separate at the end. What am I?

Question: I know all, have seen all, yet I am not conscious. Looking back upon me shows mistakes and also good things. Looking in the middle of me shows opportunities to be exploited. Looking forward upon me shows the effects of decision. What am I?

Question: Remembered are the days when I was used, bloodied and beaten... I was abused. Death surrounded me, and it mattered not, as no matter the pain I inflicted, I'd never rot. What am I?

Question: What does a cruise ship, a dead man, and an emu have in common?