Berlin TV Tower is located between Alexander Square and Republic Square in the centre of Berlin, the capital of the Federal Republic of Germany. Built from August 1965 to October 1969, a group of renowned architects in Germany participated in the design, and more than 300 enterprises participated in the construction or provided materials and equipment. The TV tower is 368 meters tall and ranks first in the country. It is 45 meters taller than the Eiffel Tower in Paris. The diameter of the sightseeing hall is 24 meters. There are 60 glass windows around it that do not produce refractive light.