In the historical part of St. Petersburg, on the embankment of the Obvodny Canal, there is a mysterious tower - a gas holder. In November 2017, the gas storage was transformed into the world's largest Planetarium.

Planetarium No. 1 is an unprecedented project that combines exact sciences and cosmic reality under one dome. Modern technologies take you to the center of the Universe and tell you about the secrets of the universe.

- the largest dome in the world with a diameter of 37 meters
- full-dome projection
- surround sound and projection space of 4000 m2