Life (2017 film) - Wikipedia
Wormholes in fiction - Wikipedia
Transcendence (2014 film) - Wikipedia
Portals | Fleurisms Wiki | Fandom
Science fiction - Wikipedia
Weapons in science fiction - Wikipedia
Portal (video game) - Wikipedia
Portal Technology | Rick and Morty Wiki | Fandom
Portal 3 | Video Game Fanon Wiki | Fandom
Doors (2021) - IMDb
File:Portal Science Fiction.png - Wikimedia Commons
Second Life – Firestorm Gateway SciFi Portal | Austin Tate's Blog
ATLAS and P-body | Half-Life Wiki | Fandom
Portal review – close encounters of the disappointing kind | Science fiction and fantasy films | The Guardian
Inter-Dimensional Portal | Marvel Cinematic Universe Wiki | Fandom
Doors (2021) - IMDb
Portals in fiction | Ultimate Pop Culture Wiki | Fandom
Portal:Speculative fiction/Science fiction - Wikipedia
Portal review – close encounters of the disappointing kind | Science fiction and fantasy films | The Guardian
Portal 2 - Wikipedia
The Time Travelers (1964 film) - Wikipedia
The Portal (film) - Wikiwand
