Check out darkphoenix_68's maps.
Like I did more than a year ago, this member has joined twhl with a bunch of good HLDM levels.
http://twhl.co.za/mapvault.php?author=2631
Created 19 years ago2005-08-24 09:56:31 UTC by Kasperg
He must've been learning from another website firstFrom his journal:
I couldn't have gotten started on my mapping adventure without the aid of the many wonderful tutorials here at TWHL; these six levels would probably never have gotten built if I hadn't had a site such as this to refer to...He's home-bred :).