How "Great" is the Great Wall of China

Name: How "Great" is the Great Wall of China
Uploaded: 2026-11-04T14:44:44.095Z
Duration: 28 s
Channel: History Vault
Description: The Great Wall of China is great. But how great is it? Who built it? Did it keep the Mongols out? Can it be seen from Space? These are the questions we will answer! @CannedHistory