the top of the tower. It is crowned with an eight-sided hipped cupola with a weather vane. Geographical coordinates: . Petrovskaya The Petrovskaya Tower () is named after the Church of Metropolitan Peter, which was part of the mission of the Ugreshi Monastery located near the tower in the Kremlin. The Petrovskaya Tower was destroyed by cannon fire during the Polish invasion in 1612 and then restored. In 1771, it was pulled down to construct the Kremlin Palace, but was rebuilt in 1783. In 1812, the tower was blown up by Napoleon’s retreating troops. In 1818, it was rebuilt by the architect Osip Bove. The Petrovskaya Tower was used as a service building by the Kremlin's gardeners. Its height is . Geographical coordinates: . Beklemishevskaya The Beklemishevskaya Tower (, also known as Москворецкая башня, or Moskvoretskaya Tower) is a corner tower on the southeastern side of the Moscow Kremlin on the Moscow River. The tower was built in 1487-1488 by an Italian architect Marco Ruffo (known as Mark Fryazin in Russia). It was named after a boyar Ivan Bersen-Beklemishev, whose house had been adjacent to the tower from the Kremlin side. The Beklemishevskaya Tower was constructed for protecting the ford and the crossing over the Moscow River. There was the so-called "listening" vault underneath the tower, which was used for preventing the enemy from tunneling his way to the Kremlin. The Beklemishevskaya Tower is in height. During the October Revolution of 1917, the top of the tower was damaged by a shell. It was restored a year later by an architect I.V. Rylsky. Geographical coordinates: . Konstantino-Eleninskaya The Konstantino-Eleninskaya Tower () is a tower on the eastern wall of the Kremlin, overlooking the so-called Basil Descent (Васильевский спуск), which begins at the Red Square and ends at the Moscow River. The tower was built in 1490 by an Italian architect Pietro Antonio Solari on the spot of gates to the whitestone Kremlin. It was named after the Church of Constantine and Helene in the Kremlin (second half of the 17th century), which would be demolished by the Soviets in 1928. The Konstantino-Eleninskaya Tower had its own gates and a lift bridge, protected by guards at all times. In the late 18th century - early 19th century the gates were bricked up and the bridge was dismantled. The tower's height is . Geographical coordinates: . Nabatnaya The Nabatnaya Tower () is