Educa Puzzles

I've done it before;

http://www.puzzlegaleri.com/Felina-Victoria-Frances-1000-parca, PR-2143.html

I love puzzles Educa because they are well cut. Now I can not decide which to buy. Can you give me your opinion?

1. http://www.puzzlegaleri.com/Feeding-The-Ducks-Edward-Hersey-1000-parca, PR-4802.html

2. http://www.puzzlegaleri.com/Glimpse-of-a-Unicorn-Anne-Stokes-1000-parca, PR-3767.html

3. http://www.puzzlegaleri.com/Necross-Victoria-Frances-1500-parca, PR-3769.html

4. http://www.puzzlegaleri.com/Summer-In-Provence-Victor-Shvaiko-1500-parca, PR-3770.html

I really liked the unicorn well, but I'm concerned, it may seem too empty.

I say number 3. They would both look Nice suspended in the same room.