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Which feature is considered a natural barrier? (1) Great Rift Valley (2) Aswan Dam (3) Panama Canal (4) Great Wall of China

User Manu Zi
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2 Answers

3 votes
great wall of china is considered a natural barrier

User Wtekiela
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A natural barrier was the Great wall of China. It is also seen narrowly in the map of the globe.
User Gtludwig
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