iOS 12 has been released by Apple that consists of new features, updates, and overall performance. If you have not checked out hidden features of iOS 12 then go through this link. Another notable change in iOS 12 is new Wallpaper.
iOS 12 will come with new wallpapers once the final version releases in September. But for now, there is still one wallpaper available on iOS 12.
If you want to download iOS 12 wallpaper, head over to this website to get high resolution version of the same wallpaper for iPhone X , iPad and other older models. Thanks to @ispazio for creating this awesome wallpaper.