What some world's fairs were called (4)
I believe the answer is:
expo
(Other definitions for expo that I've seen before include "public display" , "Show" , "Major international fair" , "Public exhibition" , "World fair, e.g. Seville 1992" .)
I believe the answer is:
expo
(Other definitions for expo that I've seen before include "public display" , "Show" , "Major international fair" , "Public exhibition" , "World fair, e.g. Seville 1992" .)