The S.H.I.E.L.D. Helicarrier is a mobile flying aircraft carrier and is the agency's base of operations. Over 1,000 agents live and work on the Helicarrier and it uses more power than most cities. It is kept in the air by jet engines designed by Howard Stark.
- S.H.I.E.L.D. Flying Vehicles
- Jet Engines
- Large Cannons
- In Marvel Comics, the Helicarrier was kept aloft by propellers instead of jet engines.