In the center of the picture is a nest of Osprey,
probably better visible in the
big version.
(Make sure to click in the center of the picture to enlarge the big image.)
The location on a pinnacle in the middle of the canyon protects
the eggs and young ones from predators,
lakes nearby are hunting grounds for the adults.
(If you want to see a hunting study, watch https://www.youtube.com/watch?v=nA3LtXnNIto.)