I tried a few different things this year... here's one shot from the experimental panoramic camera for 35mm film. Using this aspect ratio withouth a viewfinder is a lot harder than I thought. And just in case you don't know, this is not a picture of aliens but of simple flowers from a bug's perspective:

And here's my official submission. The classic matchbox pinhole has always been a favourite of mine... I've got nothing against LF pinhole cameras, but for myself I prefer a little less sharpness and a lot more simplicity.