diff --git a/agent/experiments/exp14_mountain_v5.py b/agent/experiments/exp14_mountain_v5.py
index 8f54a26..1a43e04 100644
--- a/agent/experiments/exp14_mountain_v5.py
+++ b/agent/experiments/exp14_mountain_v5.py
@@ -132,6 +132,20 @@ log(f'  Stop: eval every {EVAL_EVERY:,} steps, stop at {LAP_STOP} laps')
 log(f'  Safety ceiling: {MAX_STEPS:,} steps')
 log('='*60)
 
+# ---- Switch sim to mountain_track ----
+# Must exit current scene via existing connection, then reconnect fresh.
+log('Switching sim to mountain_track...')
+_tmp = gym.make('donkey-generated-track-v0', conf={'host': HOST, 'port': PORT})
+time.sleep(2)
+try:
+    _tmp.unwrapped.viewer.exit_scene()
+    time.sleep(0.5)
+except Exception as e:
+    log(f'  exit_scene warning: {e}')
+_tmp.close()
+time.sleep(6)   # wait for sim to return to main menu
+log('Sim should now be at main menu. Connecting to mountain_track...')
+
 env = VecTransposeImage(DummyVecEnv([make_env()]))
 model = PPO('CnnPolicy', env, learning_rate=LR, verbose=1, device='cpu')
 log('PPO created. Training...')