Aperture Laboratories Logo — Black, Dark, Digital Art, Text, Concrete Wall

1280 × 1024

Aperture Science Logo — Gray, Industrial, Digital Art, Atom Symbol

2560 × 1600

Aperture Science Logo — Yellow, Dramatic

2560 × 1600

Aperture Science Logo — Black, Dramatic, Digital Art, Atom Symbol

2560 × 1600

Two Anime Girls with Mecha

1680 × 1050

Alien Character with Glowing Eyes — Black

1280 × 768

Concrete Wall with Graffiti

1280 × 1024

Aperture Science Logo — Blue, Technological

1440 × 900

Aperture Science Logo — Beige, Neutral

1920 × 1200

Aperture Science Logo — Blue, Neutral, Illustration

2560 × 1440

Aperture Science Logo — Black, Dramatic, Digital Art

2560 × 1600

Aperture Science Logo — Black, Neutral

1280 × 1024