evidence: One of the monuments remained relatively intact in Yukhari Askipara village of Gazakh district is the Four-cornered tower. It is also named as Koroghlu tower. This high-rise tower erected on the banks of the river Coghaz was a watch tower. The thought-out windows, observation holes, traces of fire intended for warning proves it once again. The tower is square in shape. The length of each side is 8 m. It was very orderly built of the river stone. There are strap-patterns made of the red baked bricks. The cords connecting the storeys were made of the wood. There were supporting buildings in the courtyard. The premises were built in construction style typical for the region in terms of architecture and engineering. This tower is a rare and significant example of the medieval fortifications of Azerbaijan. In 1990, the Armenian Armed Forces occupied and burned the Yukhari Askipara village of Gazakh district. At the present time, the Four-cornered tower is located on the territory occupied by Armenians. [...] In 1990, the Armenian Armed Forces occupied and burned the Yukhari Askipara village of Gazakh district. Currently, the Gatir bridge is located on the territory occupied by Armenians.