This vintage postcard from Expo 67 in Montreal, Canada, beautifully captures the "Man and His World" theme at Terre des Hommes. The front of the postcard features a bustling scene with visitors exploring the modern architectural designs, reflecting the innovative spirit of the event. The reverse side provides space for personal messages and highlights the official production by Plastichrome, Colourpicture, made in the U.S.A. This postcard is an intriguing collectible for those interested in Expo 67's historical and cultural significance.