The AquaGarden Table Top Fountain Kit is perfect for an indoor water garden.  It includes the container (with built in waterfall filter), pump, plant light, waterfall light, controller/transformer, clay grow/biological media and decorative gravel.  Just add your favorite plants.  The container measures 11.5" in diameter and is 5" tall.  It holds .75 gallons of water.  Plus it's so easy to set up! You'll have your tranquil little waterfall going in no time!