One of the most beautiful castles in the world can be seen in this photography. If you'd like to Neuschwanstein Castle as desktop background or homescreen check the optimal resolution for your device. Not forget to tell you that the image with the castle was took by Haitao Zeng and shared from his courtesy under CC0 license, so if you need it can be used in other projects that you might have.
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)