Here are some options I have been thinking about, where would be the easiest area to put it?
Here is a photo (someone elses car) from ebay of a 07 civic dash
Here are my first two ideas:
The blue box is slightly low to look at but probably the easiest area to put it in. The red box is up high but I would have to modify two different pieces, the wooden part and the dash above it which is the entire upper console.
Here is the total removal of the radio and dash and a screen put into it:
(Excuse my cheesy photoshop skills

)
The problem with this third option is where does the heating/air controls go?