Lovely to get a namecheck for Climbers in the comments here. I agree with “nickum” on James Salter: Solo Faces is such a sharp novel. I’d add “any essay by Jim Perrin” to the list, too; & also anything by John Krakauer. This is not to mention Robert McFarlane.
Re-reading: TM Wright, A Manhattan Ghost Story. The Telos edition has an interesting introduction. Here’s Wright on the dead (to add to WG Sebald on the dead)–
“.. you are allowed to know them and to see them, but not well, not at all well, only as well as you see the living.”