Answer:
It is a popular afterlife destination where you want to send people when you're mad at them.
I am neither a guest nor a trespasser in this place. I belong that belongs to me. Where is it?
They come to witness the night without being called, a sailor's guide and a poet's tears. They are lost to the sight each day without the hand of a thief.
There is a woman in a boat, on a lake, wearing a coat. If you want to know her name, it’s in the riddle I just wrote. What’s the woman’s name?
Once you know it exists, it no longer exists. What is it?
It is something you will never see again.