Learn how to create stunning 3D landscape visualizations in the browser through this comprehensive conference talk from NDC Oslo 2023. Discover where to obtain free, high-quality data, master techniques for preprocessing and optimizing geometry and images, explore efficient data packaging methods, and gain insights into rendering everything within a browser environment. Follow along as the presenter demonstrates a cutting-edge workflow using industry-standard open-source tools, showcasing each step and its intermediate results. By the end of the 59-minute presentation, acquire the skills to produce a detailed 3D model of Bergen, complete with terrain surface, intricate satellite imagery, and potentially buildings and roads.