North Highline/West Hill governance areas map Below please find an imagemap outlining defined borders of the North Highline and West Hill governance areas. If you have Adobe Acrobat Reader software installed on your PC, clicking on the yellow highlighted areas will take open a .pdf file producing a detailed map of the selected area. If you don't have Adobe Acrobat Reader software installed and wish to view the maps in detail, you can download a free copy of the software here. Back to related news release Updated: November 3, 1998 Executive's news King County | Executive | News | Services | Comments | Search Links to external sites do not constitute endorsements by King County. By visiting this and other King County web pages, you expressly agree to be bound by terms and conditions of the site. The details.