Thanks everyone
The mount wall is my most favourite part of the GH, it makes life so easy having 99.9% of my mounts there and no orchids below to worry about possibly being overwatered.
It takes up half of the backwall of my [lean-to / attached] GH but it's totally worth it
Here's from the door looking in:
Tindo, I have a Canon PowerShot A80; it's so great being able to take so many photos [around 60 on the 128MB card I have] and then upload them all to your computer and start all over again if you want