Find Template Location, Word

See
http://windowssecrets.com/forums/showthread.php/155914-Existing-documents-with-no-macros-load-with-Security-Warning-Macros-have-been-disabled

Press Alt+F11 to open the macro editor.
Press Ctrl+G to open the Immediate window at the bottom right.
Type or paste this line in the Immediate window and press Enter:

     Print ActiveDocument.AttachedTemplate.FullName


Note, don't forget, for a document use the View tab and Macros to see what macros the document or templates might have.

Alternate Data Streams - within files

See
https://blogs.technet.microsoft.com/askcore/2013/03/24/alternate-data-streams-in-ntfs/

can use tool STREAMS
    http://technet.microsoft.com/en-us/sysinternals/bb897440.aspx

or in Server 2008/2012 - Windows PowerShell