How long is the Great Wall of China in km?
21,196 kilometer. 21,196 km — That's more than 5% of the distance to the Moon! They almost built a ladder to space.
How close would your guess have been?
In the game we ask it like this: “How many km does the Great Wall of China, the longest cemetery in the world, stretch?”
Type a number — scored exactly the way a round in the game is.
The answer
21,196kilometer
21,196 kilometer in other units
- 13,171 miles



