---
title: "Blog"
url: "https://www.u3da.pl/blog"
community: "U3DA"
---

# Blog

*Cave dive photogrammetrist's field notes*

## Let's get into underwater photogrammetry and 3d togoether!

- [How to 3D Scan an Underwater Cave](https://www.u3da.pl/how-to-3d-scan-an-underwater-cave.md): 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. (2026-09-05)