One of my favourite Big Bend walks... much shorter and easier than Emory Peak / South Rim, but offers great views over the Chisos mountains. I went late afternoon, and had the top to myself for almost an hour as the sun set. Go early - or late - and avoid the crowds!
More details and photos: https://hikingtheworld.blog/2017/10/28/lost-mine-trail-big-bend-np/