Interaction:
If you're so inclined, you can follow different aspects of the medieval and early modern periods on the social media sites you already use:
The Cairo Genizah on Facebook
Medieval Iberia on Facebook
This is a journal for research on pre-modern topics by undergraduates. It's a chance for you to see the kind of work that your peers at other universities are doing. And if you write a paper or come across a topic that you want to keep working on, publishing it here might be a goal to aim for:
Vexillum: The Undergraduate Journal of Classical and Medieval Studies
Information:
NYU's Kevorkian Center's virtual classroom page on al-Andalus:
Kevorkian Center — Virtual Classroom — Andalusia
An interactive web page about the Poem of the Cid, where you can learn about the plot, the poetics, and the historical background, and even hear a reading of the text:
Cantar de mio Cid
This is a web page with good articles for a non-specialist audience about the intellectual and literary culture of Sephardic Jewish diaspora:
Double Diaspora
A web page with information about the Moriscos and Islam in late medieval/early modern Spain. The various bibliographies are great resources; be sure to read the commentaries with a critical eye:
Alhadith.net
The Center for Medieval Studies at Fordham University has compiled a digital sourcebooks with many medieval primary texts translated into English:
The Medieval Sourcebook
The Middle Ages, close to home:
Medieval New York