Here are some resources on Pilgrim's Progress:
- A newer retelling with great illustrations. It has notes and explanations at the end of the book. Only part 1.
- Online original free version (click title above for free Kindle one). Another here and here in pdf format.
- In Spanish here (both part 1 and 2). And here's the second part by itself: La peregrina. Free in pdf format here for part 1. Here for part 2.
- Dramatized free here on YouTube (part 1 of 4)
- Abridged book with great illustrations (appropriate for younger children) which can be used with A children's guide.
- El Peregrino Ilustrado para Niños. En pdf ilustrado aquí.
- Simplificado con muchos dibujos y pocas palabras aquí (el peregrino) y aquí (la peregrina)
Biographies about John Bunyan.
- Christian Encounter Series.
- Grace Abounding: The Life, Books and Influence of John Bunyan
- An older biography.
- Here's an really old one written by a successor of Bunyan at the Bedford Church. It is also in the public domain here.