Item #: SCP-978
Object Class: Safe
Special Containment Procedures: All agents must divest themselves of all laser, ultraviolet, and gamma emitters before entering SCP-978. The effects of this location on such items is untested and unpredictable.
Description: SCP-978, otherwise known as Spectrum Valley, is a six-square-kilometer (6km2) area 3.14 meters below sea level in ████. Light entering this area is separated into its component wavelengths, producing the effect of a gigantic prism in the air.
Addendum: The effects of SCP-978 on electromagnetic energy other than visible light is still being tested.