The advantage of this system over other container systems is the lack of pumps and timers to circulate water. The lack of electric pumps means that power is not necessary. You can use this system anyplace you...
Keep your real and live Christmas tree fresher for longer by chopping or sawing a few centimetres off the bottom and soaking it in a bucket of water outside, either overnight or for as long as possible, before bringing it inside. (Photo: Wyevale Garden Centres). Get more advice at housebeautiful.co.uk
Make fishing boats out of cardboard boxes, lay down a blue tarp to make it look like water, use a sand bucket to put the fish in and use those play fishing poles with fish that you get in any toy section at any large super store
Water features do not have to be massive in size. One like this usually has a water reserve like a 5 gallon bucket placed under the ground with a recycle pump. The rocks cover the reservoir and allow the water to flow back to the pump.