The historic town of Samarkand, located in the valley of the Zerafshan River in northeastern Uzbekistan, is considered one of the greatest cities in Central Asia and a crossroads of culture and history. The city, which was added to UNESCO's World Heritage List in 2001, is remarkable for how its historical buildings have been preserved. This gallery compares photographs of the city's historic sites with shots taken in the 19th century.
Samarkand: A City Frozen In History

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A courtyard in the Bibi-Khanym mosque complex.

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The Shah-i Zinda mausoleum complex includes more than 20 buildings and the earliest parts date from the 11th century.

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The Shah-i Zinda mausoleum.

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Shah-i Zinda means "the living king."