What Moscow attractions are described?

1. The first attraction described is the Ostankino Tower, which was the world's tallest structure from 1967 to 1975, with a height of 540 meters. 2. The second attraction is the Exhibition of Achievements of National Economy (VDNKh), which opened in 1939 to present the achievements of the Soviet national economy and now hosts various pavilions dedicated to different industries and fields.