Question: where are all the hidden cappys in nuka world?
Answer: Nuka-Town USA. Located on the wall of the restrooms near Fizztop Mountain.
Galactic Zone. Located behind a bench on the wall near the upper entrance to Spacewalk. ... 
Dry Rock Gulch. ... 
Nuka-Cola Bottling Plant. ... 
Kiddie Kingdom. ... 
Safari Adventure. ... 
Galactic Zone. ... 
Kiddie Kingdom.