Answer:
What travels from house to house and is sometimes narrow and sometimes wide but always stays outside?
What is made of wood but can't be sawed?
What lies in a tunnel of darkness. That can only attack when pulled back?
I grow where no flower grows, where no light touches the walls, up or down, that I don't care, was here before people were.
He's dead with a metal bar across his back. When a woman sees him, she is very pleased. This was all perfectly legal. What's going on?
People take me on walks and I run and have fun. What am I?