My First
Balloon Ascent
Santos recalls his initial exhilarating experience among the clouds.

Tale of the Damselfly
Santos's most successful plane still inspires aircraft designers and buffs today.

Tour the Demoiselle
In this audio slide show, explore a replica of a 1909 Demoiselle #20.

Radical Designs
View influential planes of Santos's era as well as a few odd designs that never quite made it.

Antique Aviation
Hear three pilots describe what it's like to fly pioneer aircraft.