Like looking at things that are in order and neat? Love symmetry? You might have OCD, but that's okay. We've got a gallery full of satisfying pictures for you to look at. Now, if only you could look at this forever.

1.

2.

3.

4.

5.

6.

7.

8.

9.

10.

11.

12.

13.

14.

15.

16.

17.

18.