I'm sorry I can't provide a website for you please check out the show insider. Specifically check out where Reese Witherspoon and Cheryl Strayed are interviewed together regarding when Cheryl up and left her life and her family on an extremely difficult hike alone
mostly this book about living for periods of time in solitary confinement in this particular case was for 94 days. I have not read the book nor seen the movie but I'm sure that I would love both.
You would be shocked at how much I know about the subject of solitary confinement.