From Multiversal Omnipedia
Triskelion is a place that features in Marvel Comics.
Wakanda established its embassy in one of the wings of the Triskelion where the Black Panther T'Challa assisted the Ultimates. (Ultimates v2 #1)
- The Triskelion was created by Mark Millar and Bryan Hitch where it made its first appearance in Ultimates v1 #2 (April 2002).
In other media
- In Agents of S.H.I.E.L.D., the Triskelion was mentioned in a number of episodes in the television series that was part of the Marvel Cinematic Universe. It was referenced in the episodes "The Hub", "T.A.H.I.T.I." and "End of the Beginning". The destruction of the site was mentioned by Victoria Hand in the episode "Turn, Turn, Turn".
- In Ultimate Spider-Man: Web Warriors, the Triskelion made an appearance in the episode "New Warriors" where it was shown to be the location of S.H.I.E.L.D. Academy. In "S.H.I.E.L.D. Academy", the Triskelion's academy was shown to hold Robert Frank as it's teacher with Captain America and Hawkeye as guest teachers.
- In Captain America: The Winter Soldier, the Triskelion was introduced into the Marvel Cinematic Universe where it was S.H.I.E.L.D.'s Washington D.C. Headquarters. It was situated on Theodore Roosevelt Island at the foot of the Roosevelt Bridge with it being taken over by Alexander Pierce who took over Project: Insight in order to use its Helicarriers to eliminate people that Hydra deemed a threat. During the course of events, it was destroyed by a disabled Helicarrier.
- In Ant-Man, the Triskelion was shown in the movie that was part of the Marvel Cinematic Universe where it was shown under construction in 1989 when Hank Pym resigned from S.H.I.E.L.D.
- Ultimates v2: