The document discusses the concept of 3D Internet, which combines 3D graphics with the Internet to provide interactive and immersive experiences. It describes 3D Internet as a powerful new way to organize and share information. The architecture involves world servers that provide 3D environments, avatar servers to manage user identities and profiles, and location servers for virtual locations. Potential applications include e-commerce, education, entertainment, and collaborative design. While challenges remain, 3D Internet represents an opportunity to evolve the Internet into a more versatile and interactive medium.