Attaching pictures to cabinets?

Ramblin' Ralph wrote:
As I travel solo for 6 months, I like to have some pictures in my truck camper interior for company. I've tried both double sided tape and the sticky blue stuff. Neither has worked reliably. The picture corners like to curl out and come unstuck.

Any ideas for better sticking, but still be able to get the stuff off the cabinets later? I thought about clear plexiglas covering all pictures on one door, but that's more work than I want to do, right now.

Here's one current "picture door" as an example:



Thanks,