tartancroft | Tomb Raider 3 - Area 51 (Redo) @tartancroft | Uploaded 11 years ago | Updated 2 hours ago
Tomb Raider 3 100% walkthrough - Area 51.
Two dogs and two snipers appear if do not murder a guard immediately at three places.
And this video used the "Wide Screen patch".
http://forums.eidosgames.com/showthread.php?t=127547

Kills: 31+9 (2 prisoners and 7 gun turrets) , Items: 36 (Include MP5, Shotgun, 2 Code Clearance Disks, Hanger Access Key, Launch Code Pass, ORA DAGGER), Crystals: 4, Secrets: 3. all kills, all pick-ups, no medipack.