The Hollow of the Three Hills

What role does the setting play in the story? How would the story be different if it were set in a different time of day and place, such as in the morning in a crowded area filled with live vegetation?

What role does isolation play in the story? Why does the lady refer to herself as “a stranger in this land” (Paragraph 4)?

Are the visions definitively true in the world of this story, or is there evidence that they could be wholly or partially false? Cite textual examples.