Doctor Who
Royal Hope Hospital (hallways)
Appears in “Smith and Jones”.
Source: The Doctor Who Locations Guide
Dalek Base
The Daleks plan their takeover from an underground base in episode 3x04 “Daleks in Manhattan”.
Appears in 1 additional episode.
Also appears in “Evolution of the Daleks”.
Source: The Doctor Who Locations Guide
Ship's Bridge
Two of the crew members vent the fuel from the ship in episode 3x07 “42”.
Source: The Doctor Who Locations Guide
Tunnels
Martha, Jack, and the Doctor are taken into the tunnels around the rocket base in episode 3x11 “Utopia”.
Source: The Doctor Who Locations Guide
Valiant Mechanical Areas
Martha, Jack, and the Doctor arrive aboard the Valiant in episode 3x12 “The Sound of Drums”. Jack is held down in the mechanical section in episode 3x13 “Last of the Time Lords”.
Source: The Doctor Who Locations Guide
Professor Docherty's Factory
Martha and Thomas Milligan travel to Docherty's base and capture one of the Toclafane balls in episode 3x13 “Last of the Time Lords”.
Source: The Doctor Who Locations Guide