 The Tower was built using the "top-down" technology, with both the over- and underground parts of the structure being constructed simultaneously.During the excavation for the foundation of the Tower, a 580 kg artillery shell from World War II was discovered 8 metres below ground level.The Tower was designed by architects from "Apar-Projekt" and "Arca A&C" bureaus, and consists of a composition of cylinders and cuboids.