Countries

The country consists of three historical lands: Bohemia proper, Moravia, and Silesia (its Czech part).

The longest river in the country is the Drin, which begins at the confluence of its two upper sources: the Black and White Drin.

Cuban citizens could only operate sole proprietorships in 127 industries listed in the National Classifier of Economic Activities until 2021.

Kazakhstan's population is very diverse.

Singapore is one kilometer away from Malaysia across the Johor Strait.

The length of Nigeria’s borders is 4047 kilometers.

Singapore is the third most prosperous country in the world, after Qatar and Luxembourg.

The port of Singapore is the world’s second-largest port, after Rotterdam.

Five Swiss cities were among the ten European cities with the highest cocaine use (as measured in sewage).

The Czech Republic is a highland and mountainous country, lowland areas, mainly in the form of river valleys and depressions, occupy 24%. Upland areas (300-800 m above sea level) cover 72% of the country's area, and mountains only 4%.