![](https://www.historynet.com/wp-content/uploads/2023/06/Civil-War-Balloon.jpeg)
Capable of floating to high altitudes while carrying up to five observers, Intrepid also sported a painting of McClellan on its side (not visible here). (Library of Congress)
Library of Congress
Capable of floating to high altitudes while carrying up to five observers, Intrepid also sported a painting of McClellan on its side (not visible here). (Library of Congress)
Library of Congress