Answer:
It stands upright and can be quite grand. Its secret is not hidden but right at hand. What is it?
I am a good state, there can be no doubt of itΝΎ But those who are in, entirely are out of it.
Describes a mysterious region and a stylish pair of shorts.
What does no man want, yet no man want to lose?
It cannot be seen, it weighs nothing, but when put into a barrel, it makes it lighter.
I am your mother's brother's only brother in law. Who am I?