Capital Cities

What archaeological site in western Bolivia is the capital of an empire that flourished around AD 300 to 1000?

More Questions from Capital Cities
What Middle Eastern country has Muscat as its capital and uses the rial as its currency?
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Which of these continent - country - capital groups is correct?
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Charlotte Amalie is the capital of what country?
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Which capital city has the larger population?
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What Turkish city has been the capital of three major empires: Roman, Byzantine and Ottoman?
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What is the capital of Albania?
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In which capital city can you find the Meiji Shrine and Sensoji Temple?
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Of which country is Hanoi the capital?
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