Since you registered 4 years ago you might have forgotten the forum rules, posting the location coordinates is looked down upon.
For posting images you can use any image hosting site and insert the share code onto your forum post.
See
this post for more information on how to do that
http://www.uer.ca/...d=1&threadid=60002 And the
ruleshttp://www.uer.ca/...1&fid=1&currpage=1 For the door in the mountain, looks interesting and pretty tagged up. I wonder where the tunnels lead to.