Sci Fi Portal 4k Wallpapers

A glowing sci-fi portal stands between towering jagged rock formations under a starry purple sky, rendered in vibrant 4K Ultra HD detail for a PC desktop background.

7

4K+ Ultra HD (3840x2160)

5,171

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Tags Sci Fi Portal Sci Fi Portal

A glowing sci-fi portal hovers over a dark landscape, revealing a cosmic nebula inside, captured in stunning 4K Ultra HD for a striking PC desktop wallpaper.

7

4K+ Ultra HD (3840x2160)

3,886

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Tags Sci Fi Portal Sci Fi Portal

A person walks on a bridge at night toward a glowing sci-fi portal with a large planet and mountainous landscape in the background, rendered in 4K Ultra HD.

6

4K+ Ultra HD (3840x2160)

13,870

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Tags Planet Sky Night Mountain Sci Fi Portal Sci Fi Portal

4K Ultra HD sci-fi desktop wallpaper featuring a glowing Stargate portal amidst ancient ruins under a dramatic sky, evoking a mysterious interdimensional gateway.

5

4K+ Ultra HD (3840x2160)

6,070

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Tags Stargate Sci Fi Portal Sci Fi Portal

HD desktop wallpaper featuring a mystical structure with glowing core by a lava-like coast under a dramatic sunset sky.

3

HD Wallpaper (3533x2239)

2,143

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Tags Sci Fi Structure Fantasy Landscape Portal Fantasy Landscape Sci Fi Portal

5K Ultra HD PC desktop wallpaper: neon teal and magenta swirling sci‑fi portal framed by a futuristic cityscape, two figures on a wet metal walkway beneath a starry sky.

4K+ Ultra HD (5504x3072)

138

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Tags Sci Fi Portal Portal Wormhole Stargate

A futuristic sci-fi portal glows with golden light, framed by a sleek, circular design. This 4K Ultra HD wallpaper offers a striking, otherworldly background for any desktop.

3

4K+ Ultra HD (4656x2608)

966

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Tags Sci Fi Portal Portal Sci Fi Fantasy Glow

HD desktop wallpaper from Torment: Tides of Numenera featuring characters exploring a cave with glowing flora and strange machinery.

4K+ Ultra HD (3840x2160)

2,528

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Tags Video Game Torment: Tides Of Numenera Fantasy Portal Sci Fi Sci Fi Portal