Riddles

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Across
  1. 2. Swallowing charcoal, making noise, running long and straight, who am I?
  2. 3. Can't chew, can't hold.
  3. 6. Boy who wears hat as he was born.
Down
  1. 1. Son of the sea, friend of curry.
  2. 4. White wall around, no door wherever you see.
  3. 5. Where there is a sea without water, town without people, path without movement?