“The truth from when my gran died and the weeks leading up to it. Has puzzled me for years and hopefully some truth comes out before I pass away.”3. “I gotta go with the first ever unsolved mystery that really made me think. It’s a fascinating mystery – a woman checks into the Oslo Plaza Hotel, a five-star establishment, and is found dead in her room three days later. Why didn’t they follow the trail back to the road?”Are there any urban legends you want to know the truth behind?