Answer:
What time of day, when written in capital letters, is the same forwards, backwards, and upside down?
What shoes should you wear when your basement is flooded?
What is it that given one, you'll have either two or none?
A beautiful succession of sounds.
Glittering points that downward thrust. Sparkling spears that do not rust. What is it?
I am a room that has a roof but no walls. What am I?