The K-25 West Guard House is a point of interest located in Tennessee within the Manhattan Project National Historical Park. This site played a key role in the development of atomic weapons during World War II and is currently open to visitors who are interested in learning about this important piece of history.

One of the main reasons to visit the K-25 West Guard House is to gain a deeper understanding of the Manhattan Project and its impact on the world. Visitors can take a guided tour of the facility, which includes a look at the control room, where guards would have monitored the entrance and exit of personnel and materials from the site. Additionally, visitors can explore the perimeter fence line and see examples of the equipment used to maintain security during the project.

Another unique thing to see at the K-25 West Guard House is the "last spray" graffiti, which was left by workers on the final day of production at the site in 1985. This graffiti provides a glimpse into the lives of the workers who were involved in the project and their feelings about its conclusion.

Overall, the K-25 West Guard House is an important point of interest for anyone interested in the history of nuclear weapons and the role of the United States in their development. With knowledgeable guides and unique artifacts to see, it's a must-visit attraction for anyone traveling to the Tennessee area.