The Secret Sanctuary was the original headquarters of the Justice League of America. It is located inside Mount Justice in Happy Harbor, Rhode Island. The Doom Patrol also used it as their headquarters after the JLA had left.
- The Secret Sanctuary made its' first appearance in The Brave and the Bold # 28 (March 1960).
- ↑ As seen on page 32 of the Atlas of the DC Universe.
- ↑ For more information about this DC comic book, click here.