+A "Secret City" is an urban area or settlement deliberately concealed or isolated, typically established by a government for classified projects. These hidden enclaves, such as [Los Alamos](/wiki/los_alamos) during the [Manhattan Project](/wiki/manhattan_project), housed critical research, production, and personnel, operating beyond public scrutiny to achieve strategic objectives.
+## See also
+- [Atomic Bomb](/wiki/atomic_bomb)
+- [Nuclear Research](/wiki/nuclear_research)
+- [Military Base](/wiki/military_base)
... 1 more lines