Ancient Cities and Human History
Estimated Level: A1 Based on CEFR distribution
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Words in the article (13)
protect
B1
around
A2
cultural
B1
educational
A2
explorers
B2
Lemma: explorer
heritage
B2
historical
B1
monuments
B1
Lemma: monument
organization
B1
rivers
A1
Lemma: river
sites
A1
Lemma: site
society
A2