Did anyone else notice?
The last shot of Mrs Watts sitting in the grass and looking back at the house appears to echo Andrew Wyeth's "Christina's World"
http://realitybitesartblog.blogspot.com.au/2011/02/bite-57-andrew-wyeth-christinas-world.html
Both are about patches of earth and structures that have become spiritual places to individuals so I think there must be a link here.