The Hell is it with Christmas penguins?

Even if the ice melts under it?
I guess Superman doesn’t give a shit if it is underwater, but still…

MMMMMMM Christmas Penguins Tasty Goodness

Capt

Doc Savage built his first.
Supe is a wuss.

Oh, Doc Savage’s FOS was under a dome.

Yes, and the big key was “disguised” as an aircraft route marker. One time an oil exploration helicopter followed it and discovered Kal’s Fortress of Solitude. Hijinks ensued.