Graffiti on the Brick Wall
4K HD Wallpaper: Graffiti on the Brick Wall
If you like the 4K picture you can have it under CC By license from Mark's courtesy and download from here optimized for set on desktop backgrounds & homescreen phones.
Widescreen Desktop / Macbook: 2560x1600 (fits on: 1920x1200, 1680x1050, 1440x900)
High Definition HD 1080p: 1920x1080 (fits on: 1600x900, 1366x768, 1280x720)
Samsung Galaxy Tab & iPad: 2048x1536 (compatible with almost all tablets)
HTC, Samsung Galaxy & iPhone: 1080x1920 (compatible with many smartphones)