Drones called in to save the Great Wall of China – BBC News
Come to this difficult to reach part of the Great Wall, but, as you can see behind me, as you hike up the mountain impossible, but now they’ve found a way to reach and study sections of the world would have been previously completely cut off, VLC truth or Dare one of the old towels on the wall underneath these massive Foundation Stones a clearly in a pretty precarious state, with a bit of rain that could all come Crashing Down threatening the top? This is a support structure built by the team that clearly hoping that, with Solutions like this, they can Shore up this entire section of the Great Wall.
Large sections of the Great Wall of China are in urgent need of preservation work, but hard to reach.

So drones are coming to the rescue.

Please subscribe HERE http://bit.ly/1rbfUog