Narikala, also known as the mother castle of Tbilisi, was built in the 4th century AD and is the most famous and oldest monument in ancient Tbilisi; the citizens call it "the heart and soul of the city." The construction date of the fortress was in the 4th century AD, that is, it was there from the beginning of the city. Sunset is the best time to climb the fortress, overlooking the Tbilisi and Kura Rivers in the capital of Georgia. The whole city is covered with a golden glow, and the lights begin to light up. Life in Tbilisi at night began.