That's rubbish

12345678910111213
Across
  1. 2. A form of art that made making pictures easy.
  2. 4. You throw so many still useful things away! So ...
  3. 6. The Mona Lisa is probably the word's most famous ...
  4. 9. I had to take a ... look at the matter.
  5. 10. In ancient Greece it was red and black with pictures of heroes.
  6. 12. I couldn't see her very well from that ...
  7. 13. It's not too small to go in, it's ...
Down
  1. 1. What a ... idea!
  2. 3. Spending 1 night there.
  3. 5. These beautiful butterflies ... me.
  4. 6. It was a group of ... men in top-ranking company positions.
  5. 7. How can you be bored? This show is incredibly ...
  6. 8. I find your sense of humor very ...
  7. 11. This is too many. We need to ... the number of cats in this house.