Countries

Bulgaria gained independence in 1878 as the Principality of Bulgaria.

The transfer of the papal seat from the Lateran to the Vatican took place on 17th January 1377.

One of the highest railway lines in the world (until recently the highest) is the Lima-La Oroya-Cerro de Pasco line, built by Polish engineer Ernest Malinowski.

In the southeastern region of Kazakhstan, close to the Tenshan mountains, there is a canyon of the Shinar River, reminiscent of the Grand Canyon of Colorado.

Mauritius is widely known for its first series of stamps - the Red and Blue Mauritius.

The largest lake in the Philippines and the third largest inland freshwater lake in Southeast Asia, after Lake Tonle Sap in Cambodia and Lake Toba in Sumatra, Indonesia, is Laguna de Bay, also known as Laguna Lake.

The largest and deepest lake in Slovakia is Veľké Hincovo pleso - a Tatra pond located in the Hincovo Valley, which is the upper part of the Mengusovská Valley in the Slovak part of the High Tatras.

It became the headquarters of international organizations such as the UN and OPEC and also hosted many conferences and summits.

The Caspian Sea is the deepest point in Russia, about 28 meters below sea level.

A cup of coffee in Zurich costs the most in Europe - on average about 4 francs.