Commute

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Across
  1. 3. special type of aircraft, or flying machine, that does not have wings like an airplane
  2. 5. giant, colorful fabric bag filled with heated air that makes it float in the sky
  3. 6. Special type of ship designed to travel and operate deep underwater for long periods
Down
  1. 1. Fast, electric train that travels in tunnels below the ground
  2. 2. two-wheeled vehicle powered by an engine instead of pedals
  3. 4. Passenger vehicle that runs on special metal tracks built directly into city streets.