TARDIS were not, its weight would shatter the Earth's surface. In the tie-in novels, the interior of the TARDIS has been known to contain an entire city, encompass an entire parallel Earth, and even dwarf Gallifrey itself when turned inside out. A distinctive architectural feature of the TARDIS interior is the roundel. In the context of the TARDIS, a roundel is a circular decoration that adorns the walls of the rooms and corridors of the TARDIS, including the console room. Some roundels conceal TARDIS circuitry and devices, as seen in the serials "The Wheel in Space" (1968), "Logopolis", "Castrovalva" (1981), "Arc
You Can't Do That on Television first season in 1979 and continued until the end of the series in 1990, with the lockers themselves undergoing a few minor physical makeovers during the show's early years. Used in a few episodes in the first two seasons and almost every episode in later seasons, the closing credits of "You Can't Do That on Television" are followed by an announcement of the "company" that produced the program, with the name generally tying in with the episode's main subject. These announcements are given in the form of ""'You Can't Do That on Television' is a ______ production."" For example, the