Actually I’m using Windows OS. But what can I say. I love some Mac OS stuff. Below are some of my Mac OS desktop collection. Hopefully you’ll like it. Just klick then save the image to download it 
Mac OS Desktop Wallpaper
Mac OS Desktop Wallpaper
Mac OS Desktop Wallpaper
Mac OS Desktop Wallpaper
Mac OS Desktop Wallpaper
Mac OS Desktop Wallpaper
Mac OS Desktop Wallpaper
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if you like mac but use windows search macbuntu
its entirly based on ubuntu but has a specal mac copy interface. (ubuntu + mac theme and other tweeks like compiz for mac effects and stuff you could never find on a mac.
right now im using an other distro but i love macbuntu (i have shitty hardware on my laptop and compiz was kind of slow but i’m useing a very light distro now so it works.
thankyou