diff --git a/game/campaignloader/campaign.py b/game/campaignloader/campaign.py
index b5802cce..582c7f7a 100644
--- a/game/campaignloader/campaign.py
+++ b/game/campaignloader/campaign.py
@@ -15,7 +15,6 @@ from game.profiling import logged_duration
 from game.theater import (
     ConflictTheater,
     FalklandsTheater,
-    MarianaIslandsTheater,
     NevadaTheater,
     NormandyTheater,
     TheChannelTheater,
@@ -117,7 +116,6 @@ class Campaign:
             "Nevada": NevadaTheater,
             "Normandy": NormandyTheater,
             "The Channel": TheChannelTheater,
-            "MarianaIslands": MarianaIslandsTheater,
             "Falklands": FalklandsTheater,
         }
         try:
diff --git a/game/theater/conflicttheater.py b/game/theater/conflicttheater.py
index 8031cd1a..efccbad5 100644
--- a/game/theater/conflicttheater.py
+++ b/game/theater/conflicttheater.py
@@ -9,7 +9,6 @@ from uuid import UUID
 from dcs.mapping import Point
 from dcs.terrain import (
     falklands,
-    marianaislands,
     nevada,
     normandy,
     thechannel,
@@ -307,28 +306,6 @@ class TheChannelTheater(ConflictTheater):
         return CONDITIONS
 
 
-class MarianaIslandsTheater(ConflictTheater):
-    terrain = marianaislands.MarianaIslands()
-
-    landmap = load_landmap(Path("resources/marianaislandslandmap.p"))
-    daytime_map = DaytimeMap(
-        dawn=(datetime.time(hour=6), datetime.time(hour=8)),
-        day=(datetime.time(hour=8), datetime.time(hour=16)),
-        dusk=(datetime.time(hour=16), datetime.time(hour=18)),
-        night=(datetime.time(hour=0), datetime.time(hour=5)),
-    )
-
-    @property
-    def timezone(self) -> datetime.timezone:
-        return datetime.timezone(datetime.timedelta(hours=10))
-
-    @property
-    def seasonal_conditions(self) -> SeasonalConditions:
-        from .seasonalconditions.marianaislands import CONDITIONS
-
-        return CONDITIONS
-
-
 class FalklandsTheater(ConflictTheater):
     terrain = falklands.Falklands()
 
diff --git a/game/theater/seasonalconditions/marianaislands.py b/game/theater/seasonalconditions/marianaislands.py
deleted file mode 100644
index 0d662908..00000000
--- a/game/theater/seasonalconditions/marianaislands.py
+++ /dev/null
@@ -1,38 +0,0 @@
-from .seasonalconditions import SeasonalConditions, Season, WeatherTypeChances
-
-CONDITIONS = SeasonalConditions(
-    summer_avg_pressure=30.02,  # TODO: Find real-world data
-    winter_avg_pressure=29.82,  # TODO: Find real-world data
-    summer_avg_temperature=28.0,
-    winter_avg_temperature=27.0,
-    temperature_day_night_difference=1.0,
-    weather_type_chances={
-        # TODO: Find real-world data for all these values
-        Season.Winter: WeatherTypeChances(
-            thunderstorm=2,
-            raining=20,
-            cloudy=40,
-            clear_skies=40,
-        ),
-        Season.Spring: WeatherTypeChances(
-            # Spring is dry/sunny in Marianas
-            thunderstorm=1,
-            raining=10,
-            cloudy=30,
-            clear_skies=60,
-        ),
-        Season.Summer: WeatherTypeChances(
-            thunderstorm=2,
-            raining=20,
-            cloudy=40,
-            clear_skies=40,
-        ),
-        Season.Fall: WeatherTypeChances(
-            # Rain season
-            thunderstorm=5,
-            raining=45,
-            cloudy=30,
-            clear_skies=20,
-        ),
-    },
-)
diff --git a/resources/theaters/marianaislands/info.yaml b/resources/theaters/marianaislands/info.yaml
new file mode 100644
index 00000000..6cb3340c
--- /dev/null
+++ b/resources/theaters/marianaislands/info.yaml
@@ -0,0 +1,40 @@
+---
+name: Mariana Islands
+pydcs_name: MarianaIslands
+timezone: +10
+daytime:
+  dawn: [6, 8]
+  day: [8, 16]
+  dusk: [16, 18]
+  night: [0, 5]
+climate:
+  day_night_temperature_difference: 6.0
+  seasons:
+    winter:
+      average_pressure: 29.82 # TODO: Find real-world data
+      average_temperature: 27.0
+      weather:
+        thunderstorm: 2
+        raining: 20
+        cloudy: 40
+        clear: 40
+    spring:
+      weather:
+        thunderstorm: 1
+        raining: 10
+        cloudy: 30
+        clear: 60
+    summer:
+      average_pressure: 30.02 # TODO: Find real-world data
+      average_temperature: 28.0
+      weather:
+        thunderstorm: 2
+        raining: 20
+        cloudy: 40
+        clear: 40
+    fall:
+      weather:
+        thunderstorm: 5
+        raining: 45
+        cloudy: 30
+        clear: 20
diff --git a/resources/marianaislandslandmap.p b/resources/theaters/marianaislands/landmap.p
similarity index 100%
rename from resources/marianaislandslandmap.p
rename to resources/theaters/marianaislands/landmap.p