https://www.usa.gov/copyrighted-government-workshttps://www.rawpixel.com/image/439937Edit ImageSaveSaveEditCropCustom TextThe jagged ridges of Southern California's Tehachapi Mountains form the backdrop to NASA's brightly-colored NF-15B testbed aircraft during a research mission, Feb 26th, 2007. Original from NASA. Digitally enhanced by rawpixel.MorePublic DomainFree CCO U.S. Government image for Personal and Business useInfoView CC0 LicenseJPEGTIFFSmall JPEG 1200 x 922 px | 300 dpiLarge JPEG 3000 x 2305 px | 300 dpiTIFF 3000 x 2305 px | 300 dpi | 39.61 MBFree DownloadThe jagged ridges of Southern California's Tehachapi Mountains form the backdrop to NASA's brightly-colored NF-15B testbed aircraft during a research mission, Feb 26th, 2007. Original from NASA. Digitally enhanced by rawpixel.More