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This landmark is late-game content: a deep biome, a leviathan or part of the story. It stays hidden until you choose to see it.

Alien siteCrag Field

Alien Arch: Crag Field

1.17 km S · 180° · 281 m deep-50, -281, -1230Show on map

Before you go

Reach it with

Crush depths from the game's vehicle data. Depth guide

Things to scan

Alien ArchDatabank entry

Bearing and distance are measured from the centre of the area where your lifepod lands (it lands at a random spot up to 400 m away). Bearings follow the in-game compass.

Subnautica data: build 83031 (Oct 2025)