Roman inventions Nagy Balázs

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Across
  1. 7. Lake for leisure and relaxation.
  2. 8. Path for towing canal boats.
  3. 10. Aiding smooth motion in machine parts.
Down
  1. 1. Guiding lights for maritime navigation.
  2. 2. Malleable alloy used for utensils.
  3. 3. Mechanical devices for grinding grain.
  4. 4. Carved miniature relief jewelry pieces.
  5. 5. Harvesting machine for cutting crops.
  6. 6. Farm tool for soil cultivation.
  7. 9. Underground passage for transportation purposes.