A Louisiana man born into slavery designs an airship with hopes to take flight. Those plans are interrupted, but maybe not forever.

100 Objects #9: Missing Children Milk Carton

Design is everywhere in our lives, perhaps most importantly in the places where we've just stopped noticing. 99% Invisible is a weekly exploration of the process and power of design and architecture. From award winning producer Roman Mars. Learn more at 99percentinvisible.org.