Abstract: An aquarium and laser device associated therewith includes a tank having a base and transparent continuous wall sealingly connected to the base and extending upward therefrom to form a container, and a laser device operably associated with the tank in a manner such that the laser device is powerable to cause a laser beam to traverse the tank. The laser device preferably includes an ornamental structure disposed on the base of the tank and has operably disposed therein a laser beam emitter connected to a power source. A method of using the same is also provided.