Gallifrey is the home planet of the Time Lords, a powerful and advanced civilization in the Doctor Who universe. Known for its distinctive red grass and golden architecture, Gallifrey is a place of great significance, serving as the center of time travel technology and the political hub for the Time Lords. The planet is characterized by its unique culture, which emphasizes the importance of time and space. Gallifrey's most famous resident is the Doctor, a Time Lord who travels through time and space, often returning to his home planet to confront its complex history and politics.