- A nicely designed, simply titled English-language collection of photos of abandoned industrial locations around Moscow (in English).
- Site of a relatively new digger group featuring news, expedition stories, maps and photos (in Russian).
- I suspect that if I could read this site I would be able to determine conclusively that it sucks; as it stands, that's just my best guess (in Russian).
- Moscow-based site featuries articles, galleries and more, related to subway tunnels and other underground places (in Russian).
- The very cleverly designed site of a group of diggers under the Belorussian capital (in Russian).
- Abandoned military leftovers in the Russian Far East (in Russian with a small English section).