Embark on an underground journey with Professor Richard Ghail in this captivating 22-minute seminar that explores the crucial role of geoscience in modern engineering. Discover how geologists contribute to railway construction, uncover London's surprising ground conditions, and learn about the importance of understanding soil composition for proper foundation design. Explore enhanced techniques and new technologies in geological engineering, including tunnel detection methods used in the Elizabeth Line (Crossrail) construction. Gain insights into the relationship between geology and groundwater, and understand why adapting to nature, rather than trying to defeat it, is essential in engineering projects. This thought-provoking talk emphasizes the ongoing importance of geoscience in shaping our underground future and solving complex engineering challenges.