Castles in the Sand

I picked these sand castle building buckets up at Dollar Tree, figuring for a buck each they would be worth fooling around with.  I took off the shovel and straps and primed them black.  Chaos temple, bastion stand in, maybe void shield generator? Then a textured granite spray to give it a better stone appearance.  Added some decorations from the GW Arcane Ruins set.  I need to