Imaging Notes magazine has published high-resolution satellite pictures taken by commercial operator Digital Globe of a “secret” tunnel for China’s nuclear submarines. The tunnel is easily located on Google Earth with a bit of sleuthing.
Here is a Washington Times story about the image, here is the actual image by Imaging Notes, and here is the page documenting the site by the Nuclear Information Project, which includes an account of how the tunnel was built.
I’ve turned the images into overlays at the correct location on Google Earth. Here is the KMZ file, posted to Google Earth Community.
Suddenly, last month’s thought experiment is no longer so abstract.