0ad/binaries/data/mods/public/maps/random/latium.json

{
	"settings" : {
		"Name" : "Latium",
		"Script" : "latium.js",
		"Description" : "The Italian peninsula",
		"BaseTerrain" : ["medit_grass_field_dry", "medit_grass_field_brown", "medit_grass_field_b"],
		"BaseHeight" : 0,
		"XXXXXX" : "Optionally define other things here, like we would for a scenario"
	}
}