Related Clues:

• Primrose and bridle
• Cloverleaf parts
• Walkways
• Transportation network
• Park network
• Many have shoulders
• Avenues
• They may have forks
• Bike and bridle, e.g.
• They all lead to Rome, it's said
• City planner's concern
• They may be worn in the woods
• Arteries
• Hikers' routes
• Routes