3D model of a lighthouse, created and textured in Blender.
Boolean/n-gon workflow, 50k verts/50k faces/100k triangles.
The model is available for purchase here: https://www.artstation.com/a/31466067
and here: https://www.cgtrader.com/3d-models/exterior/landmark/lighthouse-bdebafd3-f4b4-4159-b2c5-d326c103c085