#VTK

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A 3D view of Helvellyn from the east, rendered in PyVista from Environment Agency LIDAR with a Sentinel-2 image draped over it and a red route climbing from Glenridding over Striding Edge to the summit and back by Swirral Edge, around Red Tarn.

Tutorial Python

3D terrain visualisation in Python with PyVista: Helvellyn from LIDAR, Sentinel-2 and a GPX route

Make a 3D terrain map in Python with PyVista. Turn an Environment Agency LIDAR DEM into a StructuredGrid, drape a Sentinel-2 image on it, compare vertical exaggeration and lighting, drape a GPX route over Striding Edge, and render off-screen to PNG and a rotating MP4 on Windows, macOS or Linux.

Intermediate 14 min read 3 November 2026