Black Mesa Research Facility Logo — White

1680 × 1050

Black Mesa Logo — Neutral

1280 × 1024

Black Mesa Research Facility Logo — Minimalist, Vector Art

1600 × 1200

Black Mesa Logo — Minimalist

1500 × 1300

Abandoned Industrial Facility — Gray, Dramatic, 3d Render, Signage

1920 × 1080

Umbrella Corporation Logo — Red, Dramatic, Digital Art, Binary Code, Hexagons

1024 × 819

Aperture Logo with Letter A

3900 × 3600

Aperture Science Logo — Blue, Technological

1440 × 900

Aperture Laboratories Logo — Beige

1280 × 1024

White Figure Reading Book

1920 × 1080

Aperture Science Logo — Gray, Neutral

1900 × 1200

Aperture Laboratories Logo — Blue, Neutral, Vector Art

1607 × 600