https://simpleflying.com/boeing-747-5-engines/
https://youtu.be/Da7VjWkzbn8
The video above mentions that the Antonov An 225 was the only aircraft large enough to carry the engine referenced in the hold (versus a pod ferry position). That aircraft was destroyed in the ongoing Russo-Ukrainian War as of February 2022.
https://en.wikipedia.org/wiki/Antonov_An-225_Mriya
https://simpleflying.com/boeing-747-5-engines/
https://youtu.be/Da7VjWkzbn8
The video above mentions that the Antonov An 225 was the only aircraft large enough to carry the engine referenced in the hold (versus a pod ferry position). That aircraft was destroyed in the ongoing Russo-Ukrainian War as of February 2022.
https://en.wikipedia.org/wiki/Antonov_An-225_Mriya