Terrain Types

The map on which players play in Old World is filled with geography inspired by real-world Earth and, as such, will contain many familiar features, including mountains, rivers, grasslands, volcanoes - among others. Here we list the effect of the various features.

Terrain

Terrain Heights

Tile Type	Movement Cost	Attack/Defense Bonus	Vision Bonus	Effect on Improvements
Hill	1		+1	+1 Build Year Mine: +60% Iron Laurion Mine: +50% Iron
Flat	0.33	Vs. Mounted (if Clear): -25% Defense (Melee Combat)
Mountain			+2	Quarry (Adjacent): +40% Stone Shrine of Ereshkigal (Adjacent): +100% Culture Shrine of Osiris (Adjacent): +100% Culture Shrine of Hades (Adjacent): +100% Culture
Lake
Coast
Ocean
Volcano			+2	Farm (Adjacent): +40% Food Quarry (Adjacent): +40% Stone Shrine of Ereshkigal (Adjacent): +100% Culture Shrine of Osiris (Adjacent): +100% Culture Shrine of Hades (Adjacent): +100% Culture

Note: movement will be always a minimum cost of 1 order.

Terrain Features

Tile Feature	Defending vs Ranged
Clear
Scrub	+25%
Trees	+25%

Terrain Properties

Tile Property	Impact
Arid	Farm: -40% Food Quarry: +20% Stones
Lush	Farm: +40% Food
Sand	No Roads
Temperate
Tundra	Laurion Mine: -20% Iron
Urban	can only have Urban Improvements spreads Borders supports 2 Population can only have Urban Improvements Siege +50% (seems to be a malus against defender) Infantry Defence +25%
Water	Defending (if own Territory) +25%

Names

In order to give more life to these features, some of them have been given names - as was done previously also in Civilization VI - though it does not affect gameplay. Here we list all known names for these features. They seem to appear randomly.

Rivers

• The Tiber
• Tigris River
• Euphrates River
• Amu Darya
• Hallacmon River
• Maritsa River
• The Nile
• White Nile
• Aufidas River

Mountains

• Caucasus Mountains
• Simien Mountains
• Paropamisadae

Lakes

• Tharthar Lake
• Lake of Tunis
• Toshka Lakes
• Lake Oubeira

Forests

• Barajin Forest