- Country: USA
- Genres: Documentary
- Release: 2003-04-22
- Director: Larry Kopald
- Writers: Larry Kopald
- Language: English
- Stars: Gene Hackman , Hector Elizondo
- Runtime: min
- Awards: N/A
- AKA: Hidden City , Hidden City (United States of America)
- Plot: Hidden City sheds new light on the importance of the coral reef, and how essential they are regarding the health of our oceans, and our planet.
- IMDB:tt1848930