Related Clues:

• Shipping lane
• Boulevard, e.g.
• Vein's counterpart
• Big highway
• It may be coronary or pulmonary
• Circulatory system part
• Ventricle's outlet
• Ontario's St. Lawrence______
• Vessel from the heart
• Ocean liner's route
• Major blood carrier
• Vein counterpart
• Water route
• Main highway
• I-5 through Los Angeles, e.g.