This is a brand new Lionel 6-14105 O Gauge Operating Aquarium in its original box. It is designed for use with model railroads and trains, and would make a great addition to your collection. The aquarium is made to look like a real fish tank, with realistic plant and fish decorations. It has a motorized pump that creates a bubbling effect in the water, adding to the realism of the scene. This item is perfect for anyone who loves model trains or aquariums, and is sure to add a unique touch to your collection.