Free, easy-to-use, web-based tool for connecting maps with text and media to tell stories. For an example digital map using StoryMap JS, see this map of early buildings at Franklin and Marshall College.
Here are some useful digital collections and hints about where to find rights information. Note: While these resources are listed here because they clearly indicate the copyright status of items, some of their collections include copyrighted items. Be sure to check the rights information and follow requirements for reuse.
Image Resources from Research and Cultural Heritage Organizations
If you need more information about Creative Commons, take a look at the descriptions of Creative Commons licenses.