Storify is a great new site which allows you to make stories using tweets, photos, videos, or anything on-line. You can easily drag and drop these items into one place, to make a story. You can then re-order the elements to improve the stories flow, and include your own text. You can then share, or embed your story on your website for everyone to see!
However, instead of explaining it in full on my blog, I have made a Storify story:
Image source: Logo from Storify website.