(Insert mental image
of your door
Here I will add doors, some with views, that I've seen, or that others might send me, for people thinking about the idea of seeing the possibilities rather than the limitations, of doors, and rules, and fears, and controls.
A door in the cloisters at Chichester Cathedral, July 2013:
Out Bea's kitchen door, in Sheffield, 2011
Leith Castle, a door in a wall, 2011 (I'm just going to leave it big.)
Some doors used in Just Add Light already, which are links to those posts: