Learn how to create NeRF (Neural Radiance Fields) scenes from videos or images using NVIDIA's Instant-ngp on Ubuntu 22.04. Follow this hands-on tutorial to set up the required environment, build the instant-ngp library, convert video to NeRF data, and explore various NeRF rendering options. Discover techniques for debug visualization, saving snapshots, analyzing histograms, and generating gigapixel images. Gain practical experience with CUDA, Python 3.9, Colmap, and FFmpeg while diving into the world of neural radiance fields and 3D scene reconstruction.