Description Go up the stairs until you see a closed door. You cannot open it now as you need to get a strength upgrade. Kill the guard on the right and pick up the Impactor Batteries he drops. If the red light catches you, a second guard will show up, but he does not leave anything. Continue up the stairs, follow the hallway around to the left and open the door. First Gallery with lasers - You enter a galery which is protected by laser beams. If one of them catches you, they do not harm you, but they activate the alarm and both the entrance and exit doors close. They are sealed by metal gates, the laser beams turn off and a guard enters the gallery. In that case, kill the guard and press the button on the right hand side of the entrance (if it is to your back) to open the doors and activate the laser beams again. The guard appears only once. Do that if you are interested in all kills. The deal here is to reach the opposite side, avoiding the laser beams that lock the exit. Getting across - Climb on the first low glass case and turn left. Jump to grab the archaeological relic, pull up and get the Large Health Pack. Turn right and take a running jump over the lasers to land on the next case. Jump\ climb to the one on your right and turn left. To reach the next case, take a running jump when the moving lasers are at the lowest point. Once you make it, walk to the edge of the case and take a standing jump when the upper two laser beams turn off. Now hang from the right hand side of the <b>...</b>