Google Play Books - Google Play Books lets you search, preview, and buy millions of books using Google Book Search.
Flickr - image and video hosting website
Amazon Kindle - Amazon Kindle software lets you read ebooks on your Kindle, iPhone, iPad, PC, Mac, BlackBerry, and...
Imgur - Imgur is a free and simple image hosting service with image editing feature. Signup is optional.
LibriVox - free public domain audiobooks
Google Photos - All your photos are backed up safely, organized and labeled automatically, so you can find them fast, and share them how you like.