Quadrangular tower

Quadrangular tower - Credit: Wikimedia Commons

Quadrangular Tower (), or Keeper of the Fortress of Baku (), is a stone keep built in the 14th century. It is part of the Old City in Baku, Azerbaijan. On August 2, 2001, the building was declared a "national architectural monument" by the Cabinet of Azerbaijan. Read more on Wikipedia

type: building
date from: XIV century

Source: en.wikipedia.org