FJ Cruiser
Follow our journey of building our 2010 FJ Cruiser from stock to fully capable.

Field Log · Est. Colorado
An open journal of fabrication, overland systems, software, and everything learned in the space between engineering and dirt.
Journey by the numbers
Projects Built
Trips Logged
Trails Mapped
Trail Miles
Nights Camping
States Visited
01 · Disciplines
Some builds are welded. Some are written. Most are both.
Sleeping platforms, drawer systems, mounts, brackets, and the mistakes that got us here.
12V power, dual battery, lighting, sensors — designed with a software engineer's habits.
Trail logs, GPS traces, offline stacks, and small tools that make trips easier.
Recovery, cooking, water, storage — refined trip by trip on the FJ Cruiser platform.
02 · Current builds
What we've been working on lately — the cornerstone builds, plus the newest projects, trips, and trails as they're published.
Follow our journey of building our 2010 FJ Cruiser from stock to fully capable.
The build that started it all. Follow the transformation of a stock 2006 Toyota 4Runner into a capable overland camper, documenting the ideas, challenges, and lessons that sparked the beginning of Mountain Terrain Design.
Latest published
Ethos