Price: 1.50 euro
This pin is about the Bahx ehibition. This is a permanent exhibition in Russia about the achievements of national economy established in 1935 as an agricultural exhibition.
Now the exhibition holds 2,375,000 square meters (bigger than Monaco) with subjects such as: engineering, space, atomic energy, education, radio electronics and culture and has around 11 million visitors each year. It contains more than 400 buildings.