Working in stud.io on a mountain train tunnel for my winter village, feedback is welcome. : r/lego
LEGO MOC Tunnel train by gijoseph25b | Rebrickable - Build with LEGO
Single train tunnel entrance (tunnel Mk3) from BrickLink Studio
Amazon.com: dspitwod Train Tunnel Building Toy for Classic Electric City Passenger Express Train Tracks Toys Accessories Railroad Construction Building Block Compatible with Major Brand (Train Tunnel) : Toys & Games
Accessories Bricks | Building Blocks | Train Brick | Rock Panel | Moc Part - Building Blocks - Aliexpress