4K HD Wallpaper: Ohio Sunset
Surreal sunset captured by Andrew Beitzel in this 4K picture. From his courtesy the image is free under CC0 license and optimized here for use in desktop backgrounds, homescreen phones, blogs, content marketing, social media projects...
Widescreen Desktop / Macbook (Retina): 2880x1800 (fits on: 2560x1600, 1920x1200, 1440x900)
High Definition HD 1080p: 1920x1080 (fits on: 1600x900, 1366x768, 1280x720)
Samsung Galaxy Tab & iPad: 2048x2048 (compatible with many tablets)
HTC, Samsung Galaxy & iPhone: 1080x1920 (compatible with many phones)