Answer:
There is a puzzle which can be asked all day with a different correct answer each time. What is the puzzle?
At night I come without being fetched. By day I am lost without being stolen.
An iron horse with a flaxen tail. The faster the horse runs, the shorter his tail becomes.
Turn us on our backs and open up our stomachs you will be the wisest of men though at start a lummox.
I'm light as a feather, yet the strongest man can't hold me for more than 5 minutes.
Describes a mysterious region and a stylish pair of shorts.