Named Game of the Year by over 50 publications, Valve's début title blends action and adventure with award-winning technology to create a frighteningly realistic world where players must think to survive. Also includes an exciting multiplayer mode that allows you to play against friends and enemies around the world.
This is a complete walkthrough from start to finish of Half-Life written in 2012 by Stanley E. Dunigan and William Barnard, This file was originally on RunThinkShootLive.com and I had this guide for a while on my USB Drive and figured I ought to archive it here. This guide is not by me and I don't take credit for it either.