Ad blocker interference detected!
Wikia is a free-to-use site that makes money from advertising. We have a modified experience for viewers using ad blockers
Wikia is not accessible if you’ve made further modifications. Remove the custom ad blocker rule(s) and the page will load as expected.
TrekMadworldStructure.jpg (525 × 276 pixels, file size: 52 KB, MIME type: image/jpeg)
An alien structure. (TOS novel: Trek to Madworld)
Appears on these pages
Same timeline, different continuity.