Charles and Anne Lindbergh (center) with Betty and Juan Trippe (right) and Pan American Airways personnel by a PAA S-38 amphibian at France Field, Canal Zone (Panama), September 29, 1929. Charles and Anne used this or another S-38 for their aerial archeology flights over Mayan ruins in British Honduras, Guatemala, and Mexico. Image: From the National Air and Space Museum Archives’ Mother Tusch Collection