Answer:
I am a precious stone as clear as diamond. Seek me out while the sun's near the horizon. Though you can walk on water with my power try to keep me and I'll vanish in an hour.
I am the building with the most number of stories.
I always have to work with something in my eye. What am I?
I bring light to a dark world. In a current I travel and through tunnels I am hurled. Touch me and I'll kill you. What am I?
What type of dress can never be worn?
What is yours but only used by others?