Yosemite Indian Summer Forest View. Ideal for use as background slide in your PowerPoint, Keynote, or other types of presentation media. The use of a textured background is the ideal way to present your companies brand values, products, slogans, quotes and more. By using these wallpapers you can add extra emphasis on the copy. All textures patterns and pictures on patternpictures.com are free and available for commercial use. They are supplied in high resolution and high quality. Read the terms and conditions for more information.