Chell and the Aperture Science portal

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Portal: It's Been a Long Time

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Aperture Science entrance portal

1920 × 1080

Aperture Science Handheld Portal Device

1200 × 670

Aperture Science Portal Blueprint

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Aperture Science Facility — Gray

1920 × 1080

Aperture Science logo in game

1920 × 1080

Aperture Logo — Blue, Dark

1600 × 900

Portal game icon

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Aperture Science welcome screen

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Chell in Aperture Science

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GLaDOS in Aperture Science

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