This study takes an in-depth look at the architectural journey of the Malmö City Library, paying particular attention to how traditional and modern architectural styles have merged together. We'll closely examine the contributions of architects like John Smedberg and Henning Larsen, who have played pivotal roles in shaping the library's visual identity. Throughout our exploration, we'll unpack key architectural concepts such as architectural rhythm, design contrast, and the principles of parasitic and prosthetic architecture. These concepts will serve as our guideposts as we navigate the complexities of integrating old and new architectural elements seamlessly. By analyzing real-world examples from the Malmö City Library, we'll gain valuable insights into the strategies employed by architects to achieve this harmony. At the core of our investigation lies a quest to understand the transformative power of thoughtful design. The Malmö City Library stands as a testament to this power, offering a tangible example of how architectural innovation can create spaces that are both functional and aesthetically pleasing. By examining the historical context and contemporary practices surrounding the library's evolution, we'll uncover the profound impact that architecture can have on our lived experiences. One of the key takeaways from our study is the importance of architectural adaptation. Through careful analysis, we'll uncover the challenges faced by architects as they sought to blend tradition with innovation. By studying the successes and failures of projects like the Malmö City Library, we'll gain a deeper understanding of the strategies that underpin successful architectural transformations. Ultimately, our research aims to contribute to a greater understanding of the role of architecture in shaping our built environment. By shining a spotlight on the architectural evolution of the Malmö City Library, we hope to inspire future generations of architects to approach their work with creativity, sensitivity, and a deep appreciation for the transformative potential of design. With this essay we will also be crafting a project proposal based on our comprehensive study and research into the topic of additions on existing buildings. Our focus will be on expanding the library Garaget, employing our expertise in the field and aligning with the specific needs of the library. Through this endeavor, we aim not only to enhance the Garaget library but also to promote its significance within the community in the area.