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Egypt and Jordan
The world's second longest common border between countries is the border between the United States and Canada, spanning approximately 8,891 kilometers (5,525 miles) in total length.
The United States and Canada share the longest unguarded international border in the world.
border
The longest border separating two countries is the 8,891 kilometers (5,525 miles) boundary between Canada and the United States. It is the world's longest international border between two countries.
The longest mountain ridge in the world is the Andes. The Andes is in South America and spans 7 countries for 4,700 miles.
The longest river in Africa (and the world is the) Nile It runs through 10 countries and has two tributaries (White and the Blue Nile).
Scandinavia
Manchester and japen
The river Nile has the longest meander in the world. The Nile meanders through ten different countries and has a total length of 4,258 miles.
Scandinavia, which consists of the countries Denmark, Norway, and Sweden, is the world region where countries share a Viking past. The Vikings were seafaring people who lived in this region during the Viking Age (8th to 11th centuries).
The two countries are Brazil and italy.