@ DarkXSPX: heh - you know, some of them are quite easy to maintain...
Mia: Yes! i know, and i'd love to... but Mexico is soooooo faaaaaar awayyyyy... I never tried eating nopal. Is it one of the "fun" ones?
I've tried eating the fruits of some opuntia cacti, tho (here they are commonly referred to as "figs")... However, it's quite hard to make my opuntias bloom and set fruits. A lot of cacti are edible, supposedly
These are 2 of my large opuntias. The stretched, thin growths are not natural and usually happens due to lack of light, water or fertilizer. They have now been cut down, and are setting new "leafs".
...and this is what the (wild) opuntia's fruits look like: