There’s also the interactive element of getting to trying and get the fish’s attention or getting them to follow your finger around the tank (and of course for the own, feeding them). Plasma Lamps – A plasma lamp is a great item for any room that creates a futuristic impression, another great lighting source and an interactive feature. For those who don’t know what plasma lamps do, these are lamps or globes that contain gas charged by electricity to create tendrils of ‘plasma’ which essentially looks like lightning in a glass container. This reaches out and flickers in an unpredictable pattern, but also looks for grounding so that if you press your fingers on the glass it will jump to reach them. While they’re very cheap and easy to find, most people aren’t aware of them which makes them very interesting for guests and visitors. Bubble Walls – Bubble walls are one of the lesser known water features, but are essentially exactly what they sound like.