Answer:
A certain wizard resided in a city made from this gemstone.
A man went to a place on thursday on his horse, he came back 3 days later on thursday how is this possible?
Thousands lay up gold within this house, But no man made it. Spears past counting guard this house, But no man wards it.
I have legs but walk not, a strong back but work not. Two good arms but reach not. A seat but sit and tarry not.
Which button does not function when being pressed?
When is it bad luck to see a black cat?