UFO Slice

APOLLO 8 IMAGE
What do you think this is UFO a Moon Dome like Structure or just a Crater, never the less its a little strange. Please see if you can Debunk it or do you too Want to Believe?
If anyone can get me original NASA File that would be Cool.

link to NASA image
https://history.nasa.gov/afj/ap08fj/photos/13-e/med/as08-13-2313.jpg

Link to both images below Download & Look for yourself you might need a Flickr account to see them (this is not a sponsered)
https://www.flickr.com/photos/projectapolloarchive/21940601962/in/album-72157659453355752/
https://www.flickr.com/photos/projectapolloarchive/21329970054/in/album-72157659453355752/

link to first 2 videos below
https://www.youtube.com/watch?v=NdrGPLhzs7w
https://www.youtube.com/watch?v=KyBestwTZv0&t=1s

Link to Lions Ground UNIROCK & UFO Underground Below
https://www.youtube.com/user/lionsground
https://www.youtube.com/channel/UCIQrZNGOPGakKKdJ1my6pvQ
https://www.youtube.com/channel/UCEC7Xr1gy_N36MR8v-Q4E3w