Overdosing on niacin, also called vitamin B-3, can lead to rare side effects. The most apparent symptom of a niacin overdose is a blurring of vision, the American Cancer Society says. This can be a sudden symptom that is disorienting and frightening.
Capital Cities and Tombs of the Ancient Koguro Kingdom. Located in North-west Xiaotun Village, Anyang City, Henan Province, Yin Ruins is the first recorded and archaeologically-recognized relics as the capital city in Shang Dynasty.apital Cities and Tombs of the Ancient Koguro Kingdom. Located in North-west Xiaotun Village, Anyang City, Henan Province, Yin Ruins is the first recorded and archaeologically-recognized relics as the capital city in Shang Dynasty.
In 641, Songtsan Gambo, ruler of the Tubo Kingdom, had the Potala Palace built for Princess Wencheng of the Tang Dynasty, whom he was soon to marry. This structure was later burned to the ground during a war and was rebuilt in the 17th century by the Fifth Dalai Lama.