Autofact: when and where the first traffic light appeared.
The first traffic light appeared in London in 1868.
Armenia is located in the southern Caucasus, bordered by Georgia from the north, Azerbaijan from the east, Iran from the south and Turkey from the west. Contemporary Armenia has a territory of 29 800 square km, lying between 1000 and 2500 meters above sea level. The highest peak is mount Aragats (4090m), while the lowest point is Debed River Canyon (400m). Yerevan is the capital and the largest city of Armenia. According to the general census of 2003 the population of Armenia is 3,2 million, 1,1 million of which live in the capital.