GDLauncher logo
The Lost Cities logo
Modrinth Modrinth · Mod

How to install "The Lost Cities"

Allows the player to play in an old abandoned city instead of the normal overworld

Author

McJty

Downloads

8.1M

Last Updated

May 9, 2026

License

MIT

Mod Loaders

Forge NeoForge

Minecraft Versions

1.21.11 1.20.1 1.19.4 1.18.2 1.16.5 1.15.2
adventure worldgen

Quick Install ID

#the-lost-cities

Install The Lost Cities in GDLauncher

The Lost Cities runs on Forge, NeoForge. Pick whichever your existing instance uses, or create a new one. GDLauncher installs the correct loader automatically.

Install on Forge

  1. Open GDLauncher and create a new instance (the + button on the Library page).
  2. Pick the Forge loader and a Minecraft version that The Lost Cities supports (1.21.11, 1.20.1, 1.19.4 are common choices).
  3. Open the new instance, go to the Addons tab, and click Add Addons.
  4. Paste the Quick Install ID #the-lost-cities, find The Lost Cities in the results, and hit Download. GDLauncher pulls dependencies automatically.
  5. Hit Play. That's it.

Install on NeoForge

  1. Open GDLauncher and create a new instance (the + button on the Library page).
  2. Pick the NeoForge loader and a Minecraft version that The Lost Cities supports (1.21.11, 1.20.1, 1.19.4 are common choices).
  3. Open the new instance, go to the Addons tab, and click Add Addons.
  4. Paste the Quick Install ID #the-lost-cities, find The Lost Cities in the results, and hit Download. GDLauncher pulls dependencies automatically.
  5. Hit Play. That's it.

Before you install

Make sure your Minecraft version matches what The Lost Cities supports. As of the latest release, 1.21.11, 1.20.1, 1.19.4 are supported. The Lost Cities supports multiple loaders (Forge, NeoForge); pick whichever matches your other mods. GDLauncher checks compatibility for you and won't install something incompatible with the instance you've chosen.

Frequently Asked Questions

Is The Lost Cities free?

Yes. The Lost Cities is free to download and install through GDLauncher. GDLauncher itself is also free and ad-free.

What Minecraft versions does The Lost Cities support?

The Lost Cities supports Minecraft 1.21.11, 1.20.1, 1.19.4, 1.18.2, 1.16.5, 1.15.2. GDLauncher will automatically pick a compatible version when you install it.

Does The Lost Cities require Forge or Fabric?

The Lost Cities supports Forge, NeoForge. Pick the loader that matches your other mods, or let GDLauncher set up a fresh instance for you.

How do I install The Lost Cities?

Open GDLauncher, go to your instance's Addons tab, click Add Addons, and paste the Quick Install ID #the-lost-cities. GDLauncher handles dependencies and the right Minecraft version automatically.

Who made The Lost Cities?

The Lost Cities is made by McJty. The full project lives on Modrinth (https://modrinth.com/mod/the-lost-cities).

Need help?

Read our troubleshooting guide, check the guides section, or join the GDLauncher Discord community.

View on Modrinth Download GDLauncher