Answer:
What has wings, but can not fly. Is enclosed, but can outside also lie. Can open itself up, or close itself away. Is the place of kings and queens and doggerel of every means. What is it upon which I stand? Which can lead us to different lands.
What is it that no man ever yet did see, which never was, but always is to be?
What is often returned but is never borrowed?
What holds names and memories which are not its own?
Tool of thief, toy of queen. Always used to be unseen. Sign of joy, sign of sorrow. Giving all likeness borrowed.
People take me on walks and I run and have fun. What am I?