How to Add 3D Buildings to Your Architectural Projects | Twinmotion and Unreal Engine

Aug 27, 2025

Is this UGLY?

How about this:


Watch this tutorial to see how to instantly add realistic city surroundings to your Unreal Engine projects using Twinmotion!

Instead of modeling streets, trees, and buildings by hand, this workflow shows you how to generate and import entire environments in just a few steps.


What You’ll Learn

In this step-by-step guide, you’ll discover how to:

  • Populate scenes with real urban context using Twinmotion’s location search.
  • Export your setup as a DataSmith file and import it seamlessly into Unreal Engine.
  • Fix common import issues like invalid lightmap settings on trees.
  • Boost visuals with Unreal Engine’s Lumen lighting system.
  • Fine-tune tree LOD settings for performance and visual balance.
  • Replace assets across the scene efficiently with a single action.
  • Use custom shortcuts to isolate and manage actors faster.

By combining Twinmotion’s urban generation with Unreal Engine’s lighting and tools, you’ll save hours of work and instantly elevate the realism of your architectural projects.

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