Eye with Digital Overlay — Black, Dark, Mysterious

1680 × 1050

Aperture Logo on Wall — Black

2560 × 1600

Aperture Science Logo — Black, Dark, Digital Art

2560 × 1600

Aperture Laboratories Logo — Black, Dramatic, Digital Art, Wall

2560 × 1600

Aperture Laboratories Logo — Black, Dark, Industrial, Digital Art

2560 × 1600

Robotic Camera in Tunnel

1920 × 1080

Aperture Logo — Blue, Dark

1600 × 900

Blue Aperture Symbol

2560 × 1600

Aperture Laboratories Logo — Black, Dark, Industrial

1440 × 900

Portal 2 Logo with Figures

1680 × 1050

Portal Game Logo — Black, Minimalist, Vector Art, Aperture Laboratories Logo

2880 × 900

Aperture Laboratories Logo — Black, Minimalist, Vector Art, Text, Reflection, White, Blue

1024 × 768