75 years ago, on 20 November 1933, the Century of Progress balloon ascended to a height of 61,000 feet.
Returned safely to earth, too!
That "clank clank" sound could have been made by two big brass balls clank-clanking against each other.
At the helm? Jean Piccard. Not Jean-Luc Picard, mind you, but Jean Piccard, a Swiss-born American. Later, he ascended to a similarly impressive height with his wife and c0-researcher, Jeannette.
I cannot in good conscience call this achievement stellar, but I can call it stratospheric.