The title says all:
I want to see what's going on with the questions I've voted to delete.
This is important for me, because I want to know if other users think like me, or maybe I've to review my voting criteria.
Simply select "deletions" on votes tab in your profile.
Here is a screenshot stolen from this post on meta.SE. (Although it was screenshot from the old version of the profile page.)
Maybe I should also add that you can see the votes you've cast there. But other users can't see this information in your profile.