== == According to Wikipedia, Australia's National Highway 1 is the longest national highway in the world at 24,000 km (14,900 miles). For more information, see the Related Link.
Lesotho is a country that is entirely contained within South Africa. It is an enclaved country, meaning it is surrounded entirely by the territory of another country.
The Chang Jian, also known as the Yangtze River, is owned by China. It is the longest river in Asia and the third longest in the world, flowing entirely within Chinese territory. The river is crucial for transportation, agriculture, and hydroelectric power in the country.
One example of a landlocked country entirely contained within another country is Lesotho, which is entirely surrounded by South Africa. Its territory is landlocked within South Africa's borders.
The Patuxent River. It is the longest river to be entirely within Maryland.
Vatican City, the smallest country in the world, is entirely within Italy and does not have an army.
Denmark is the Nordic country that is entirely within the North European Lowland landforms.
Thames River in London Rachel
Yangzee or Yangtze [Chang Jiang currently] river is the third river in length after Nile and Amazon rivers and the longest of Asia and flows entirely within China.
Longest river in Serbia is Danube, it runs 588 km through the country, but their longest river that is within country is probably Morava.
Duck River (Tennessee) The Duck River is the longest river located entirely within the U.S. state of Tennessee.
The longest river in Russia and Europe is the Volga River, which flows entirely within Russia for 2,290 miles.
Australia is a country located entirely in the Southern Hemisphere.