Related Clues:

• Sometimes it's not taken
• Map line, sometimes
• Madison, for one
• Artery
• Frost's 'The ___ Not Taken'
• "Abbey" or "Tobacco"
• Broad thoroughfare
• Mason's assistant
• Fifth or Lexington
• Pike, e.g.
• Abbey or Tobacco
• Meteorologist's line
• Off-___ (place for mountain bikes)
• Manhattan's Madison, e.g.
• Type of show