The sandstone blocks from which Angkor Wat was built were quarried more than 50km away (from the holy mountain of Phnom Kulen) and floated down the Siem Reap River on rafts. The logistics of such an operation are mind-blowing, consuming the labour of thousands – an unbelievable feat given the lack of cranes and trucks that we take for granted in contemporary construction projects. According to inscriptions, the construction of Angkor Wat involved 300,000 workers and 6000 elephants, yet it was still not fully completed.
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