The product is a VHS tape titled "Forty Feet Below The Video VHS Pentrex Railroad Tunnels." It falls under the genre of documentary with a sub-genre of science and technology. The video is rated G and features a focus on railroad technology and infrastructure, specifically highlighting the construction of railroad tunnels in the United States. It is a unique collectible item for enthusiasts of railroadiana and trains, providing a behind-the-scenes look at the engineering of these impressive tunnels.
