AREA 51
WARNING
RESTRICTED AREA
NO TRESPASSING
BEYOND THIS POINT

Authorized personnel only. It is unlawful to enter this area without prior permission of the installation commander. You are advised that all personnel and any property under their control may be subject to search and seizure whilst on this installation.

PHOTOGRAPHY IS PROHIBITED

It is unlawful to effect any photograph, film, map, drawing or any other graphic representation of this area ore equipment within or flying above or over this installation.

Sec. 21 Internal Security Act of 1950: 18 U.S.C. 795

TOP SECRET RESEARCH FACILITY
USE OF DEADLY FORCE IS AUTHORIZED.