In this document is a description of the process of conceiving and implementing the costume designs for Maryland Opera Studio’s production of Florencia en el Amazonas by Daniel Catán. A fantastical operatic journey inspired by the writings of Gabriel Garcia Márquez. The production was set on a steamboat sailing down the Amazon River at the turn of the century. Contained within this thesis are the original concept designs and final product, including research, renderings, fitting photos, production photos, and supplemental paperwork. This show was produced by Maryland Opera Studio April 13 – 21, 2024. The opera was directed by Corinne Hayes, Scenic Design by August Henney, Lighting Design by Scott J. Monnin, Media Design by Jerran Kowalski, Wigs and Makeup by Priscilla Bruce, and Costume Design by Cody Von Ruden