Several shots of rocks and what appears to be a slope, suggesting they were trapped in a ravine or near a riverbed.
A major point of contention for investigators and "websleuths" is the gap between the last daytime photo (#508) and the first night photo (#510).
Between 1:00 AM and 4:00 AM on April 8, 2014, exactly one week after they vanished, the camera was used to take 90 photos in quick succession—roughly one every two minutes. Nearly all were taken with a flash in pitch-black conditions. What the Images Show