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Crystal Grotto Cavern Terrain Tunnels


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The Crystal Grotto Tunnels set is a tunnel system for fantasy tabletop and role-playing games. It includes tunnels, crossroads, corners and dead ends of various sizes. This pack is part of the Goblin Grotto cavern tile system and is compatible with the Crystal Grotto Floors and Crystal Grotto Walls cavern sets to create vast caverns.

Pictured here and included in the Crystal Grotto range are:

Crystal Grotto Walls
Crystal Grotto Tunnels
Crystal Grotto Floors
Crystal Clusters

This product is part of the Goblin Grotto. Please log in if you backed the campaign.

This product is delivered as a .ZIP file pack containing STL files for use on a home 3D Printer.


Light emanated from the crystalline shards that protruded in clusters from all surfaces. The feeling of raw arcane energy was enough to make hair stand on end and goosebumps form on skin. Cantrips might not be the best things to cast here, let alone magical spells.


  • 25 February 2020 (version 1.1) A replacement T intersection has been added and the old T intersection has been changed to Y.


  • Right-click on the image below and “Save As” to download the reference sheet for this pack.
  • Product measurements can be found in the image gallery.

Additional information



Layer Height

.2 for Normal Quality .1 for High Quality (.2 Layer height is recommended)


Prints without Supports


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