Short-lived in Time or Place/Old or the New

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Across
  1. 5. very, very old; antiquated
  2. 6. new
  3. 8. lasting a short time; fleeting
  4. 9. old; from a much earlier time; antiquated
  5. 10. the start, the beginning of something
  6. 12. lasting for only a short time; temporary
  7. 13. wandering about; tending to move around, travel
  8. 14. modern, new; relating to the same time period
  9. 16. very old and no longer in use; obsolete
  10. 17. old; outdated, as in no longer in use
  11. 18. ancient times
  12. 19. fleeting
Down
  1. 1. short-lived
  2. 2. explosive or changing very fast
  3. 3. new, never been done
  4. 4. moving or walking about; itinerant
  5. 7. wandering
  6. 10. something new
  7. 11. vanishing quickly; fleeting
  8. 15. been around for a very, very long time. . .