This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Civil Ensign of Gibraltar.svg Civil Ensign of Gibraltar See below Greentubing Released by the author in to the public domain Sources Union from Image Flag of the United Kingdom svg Castle and key from Image Flag of Gibraltar svg Colours taken in Coreldraw in sRGB Pantone YellowC Blazon An escutcheon on which the upper two thirds