The Man In The Mud

Riddle: A man was lying dead in a muddy field. He had on a backpack. There were no footprints around him and it hadn't rained. How did he die?

Answer: The man was skydiving and his parachute didn't open. Source: https://riddles.com/3551

A man was lying dead in a muddy field. He had on a backpack. There were no footprints around him and it hadn't rained. How did he die? — The Man in the Mud by Kathryn Riddle