Answer:
I have rivers without water. Forests without trees. Mountains without rocks. Towns without houses.
It's equally comfortable in an orchestra and a geometry textbook. What is it?
What can you throw but not catch?
I have legs but never walk, I may have flowers but no soil, I hold food but never eat.
The older they are the less wrinkles they have.
I am your mother's brother's only brother in law. Who am I?