After completing a mission you get some items unlocked.
Monorail station
Las Vegas during night time
Somewhere high above ground
Jung is down, you must save him.
Sometimes even good guys die.
Weird place to die.
This building in Las Vegas is on fire.
Nice waterfall
Nice view from far above
Soldier guarding a doorway.
Somebody's home entertainment system
This side looks clear.
Climbing the wall.
Found that copy machine at last.
You can view the map any time.
Choose face
Smoke in the air
Thermo surprise!
Low ammunition
Ambush results - many dead bodies
Character customization, face-wear, weapons, clothes and armor can be selected. some of the items require unlocking by completing missions.
Body/face is selected at game start.