Now we find GNOSINT for one last time (for now). 

The AllTrails result looks quite similar if we compare the carvings. Clicking on it results in more images being shown. We should use the image we found to assist in our geolocation.
We can start by reverse image searching the picture. Using Google Lens it yields:
Reverse image searching our new photo up gives us Gutman's Cave, whose carvings are the same as our original image.