At the height of its glory, Merv was the city all other cities in the world aspired to be. It was perched on an oasis and one of the world's largest trade routes of the time-how could Genghis Khan not help but notice it?
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At the height of its glory, Merv was the city all other cities in the world aspired to be. It was perched on an oasis and one of the world’s largest trade routes of the time, it was rich and prosperous, and all over the civilized world to be “marwazi” — from Merv — was to be cultured and sophisticated. At the height of its power in the 12th century, Merv was the largest city in the world.