North America 8K Heightmap v 1.0

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tolis84
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Joined: 04 Feb 2026 10:13
Location: Athens, Greece

North America 8K Heightmap v 1.0

Post by tolis84 »

Hello everyone,

I'm currently working on a North America 8K heightmap for JGR patch which can be used in TTD as well but on 4K scale. The map contains USA, the southern parts of Canada (north Canada is a pretty empty place), north Mexico, Cuba and parts of Nicaragua and Honduras. The white parts are destined to become mountains in my upcoming scenario (I can provide a heightmap without them of course). It took me several days to create the map, so that the coasts, rivers, lakes and mountains are pretty accurate.

There are some differences, for example Hawaii is represented in the lower left corner, some very small islands are missing, coast stripes are a lit bit wider so they can fit towns (Manhattan, San Francisco or Atlantic City for example). These can be changed easily either in-game or by modifying the PNG file with Photoshop or even Paint.

Remember that an 8K scenario has a ratio of large cities to ground 2:1 which is pretty realistic. 16K is almost 1:1 but the map would be gigantic and laggy (not that a 8K is small. A Chimaera maglev train needs 7 minutes to arrive from New York to Chicago with no stops in between!)

Let me know guys if you have any suggestions that can be implemented on the map. Later on I'm going to create a scenario with hundreds of cities and towns, being placed in their right position. You can either wait for it or create your own realistic scenario!

Version 1.1
https://ufile.io/xb6avyxf
* current project: 1650 cities on a huge map. Daring! :D *
tolis84
Engineer
Engineer
Posts: 4
Joined: 04 Feb 2026 10:13
Location: Athens, Greece

Re: North America 8K Heightmap v 1.0

Post by tolis84 »

Hello all,

Updated to version 1.1:
- more lakes, rivers and islands added
- detailed coasts for plain terrain (specially on the west and east coast of USA) and city ports (for example San Diego)
- several minor fixes to rivers and lakes


https://ufile.io/xb6avyxf
* current project: 1650 cities on a huge map. Daring! :D *
tolis84
Engineer
Engineer
Posts: 4
Joined: 04 Feb 2026 10:13
Location: Athens, Greece

Re: North America 8K Heightmap

Post by tolis84 »

Hello all,

Heightmap updated to version 1.2:
- some more lakes, rivers and small islands added
- more detailed terrain on some places

I'll do a last check and 1.3 will be the final version. Or else I'll keep adding stuff forever :lol:

https://ufile.io/bohbvdnk

Also introducing a fictional heightmap, exactly the same as the original one but with the addition of several big lakes (on mostly empty places of the map), several islands (Puerto Rico as well!), a "marshland" north of Toronto and some extra terrain on the northeast corner. This version is under development yet.

https://ufile.io/5drfqz8u

Here's a comparison of the two heightmaps:

Image

Image
Last edited by tolis84 on 23 Jul 2026 15:31, edited 1 time in total.
* current project: 1650 cities on a huge map. Daring! :D *
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