Answer:
My geometry is lost in the night to be found in daylight's break. The rigors of time have torn me to shreds, yet I stand to protect that which lies within. What am I?
I have keys but no locks. I have space but no room. You can enter but canβt go outside. What am I?
I walk on 4 legs in the morning, 2 legs at noon, and 3 legs at night. What am I?
Deep, deep, do they go. Spreading out as they go. Never needing any air. They are sometimes as fine as hair.
They come at night without being called and are lost in the day without being stolen. What are they?
Whoever made me don't want me. Whoever bought me don't need me. Whoever use me don't know me.