This was just the topic I was looking for, too! So far the only thing I've been able to use is a hallway that I have. I block off both ends with baby gates stacked on top of one another. It works wonderfully, but it's not exactly a really big amount of space. It's also not too bright.
I've...
My duo absolutely loves out of cage playtime but alas I am not around enough to actually let them play and their current guardians only have enough time to replenish and provide fresh foodstuffs/water and change liners.