A trailer is provided with a fixed height and length. The trailer has a frame with a hitch located at a front area and wheels mounted to axles at a rear area. The frame has a middle section that has an unobstructed opening where a middle floor rests below a top surface and is surrounded by the middle section. The middle floor is located below an upper floor to form a two-story trailer. A rear floor is located at an elevation between the middle floor and the upper floor.