I really like trains

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Across
  1. 1. Commuter (MBTA)
  2. 3. Wonderland (MBTA)
  3. 5. CTA
  4. 7. MTA
  5. 11. Oak Grove to forest Hills (MBTA)
  6. 12. 4 Split B,C,D,E (MBTA)
  7. 13. Buses (MBTA)
Down
  1. 2. Green line Rail type (MBTA)
  2. 4. Airport (MBTA)
  3. 6. MBTA
  4. 8. Orange,Blue,and Red Rail type (MBTA)
  5. 9. Across America
  6. 10. Mattapan,Braintree,and Alewife (MBTA)