Armenia is a small republic with about 3 million inhabitants. It is trapped between 4 neighbouring countries, namely Georgia, Turkey, Iran and Azerbaijan. 1/3e of the population is living in the capital Yerevan. There are also the country for a high proportion of forests, mountains, lakes and rivers. The largest rivers are the Arak, the Debed and the Hrazdan, the largest lake is Lake Sevan. Armenia was founded in 1920 by the Red Army when the Soviet Union was joined in 1991 and has only become independent again. The country has suffered great economic blockade by Turkey and Azerbaijan. The border with Turkey is still closed. In the province Tavusk are two places in the Armenian church. These are the monasteries of Sanahin and Haghpat. They are included in the UNESCO world, as well as the Monastery of Geghard. This monastery is located at the entrance of the Upper Azat valley. The monasteries are renowned for their magnificent architecture. The oldest cathedral in the world is that of Euchmiatsin. It is the first Christian church in the world and dates from the 4th century. In the city Euchmiatsin are even more ancient churches to be found, such as those of Saint-Gayaneh, Saint Hripsimeh and St Shoghakat. A few kilometres outside the city lie the ruins of Zvartnots. This archaeological place to see the remains of a cathedral built in the 7th century. These churches can be found on the World Unesco.