Camp Big Falcon: Voltes V's Defense Fortress.

Located on a Bird-shaped island called "Falcon Island", is Camp. Big Falcon.
The Earth defense Base of the Ultra Electro Magnetic Machine Voltes V.
Camp Big Falcon is equipt with it's own housing, research, factory, medical, defense stations. The front facade, stencilled with large numbers from 1 to 5 serves as the Volt Machine's launching bay.
The base has a built-in training center, in doors and out doors for the Voltes Team and the Volt Machines.
It is guarded by various kinds of laser and missile launchers, strategically located in parts of the island.
It is also equipped with a powerful force field barrier to repel enemy beast fighters and other giants attacking it.
In the final phase of the series, Camp Big Falcon was more than meets the eye; The Ootori Jima Island was really an uber large, space fortress that docked with their new ally, "The Solar Bird."
Combined. Camp.Big Falcon turned into a powerful bird-like space station that journeyed through the stars and brings the war on planet Boazania's doorsteps.