SEP 2026

Four ways to show an underwater 3D scan

A scan is finished when other people can see it. Blender renders, an Unreal Engine app, CaveViewer on the desktop, or a web viewer that streams the model to a browser: what each one gives the audience, what it asks of you, and how to pick.

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SEP 2026

Go Inside the Marie Agnes Mine

A flooded 18th-century silver, lead and zinc mine in Lower Silesia — the first site I ever scanned, complete, and now streaming live into your browser.

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SEP 2026

How to 3D Scan an Underwater Cave

The rig, the overlap rule, the dive plan and the real numbers from scanning the flooded Maria Concordia mine. A cave diver's guide to underwater photogrammetry.

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SEP 2026

You already know underwater photogrammetry. Here is what comes next.

The pipeline after the scan, step by step: clean-up, materials, lighting, camera, post, map, edit. Which parts a diver's scan actually needs, which lesson covers each, and what I left out on purpose.

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