Related Clues:

• Long, tough journey
• Where the Abraham Heritage fans want to go round?
• "Enterprise" jaunt
• Promote a book or CD, perhaps
• Grand ___ (cultural trip around Europe)
• "Enterprise" trip
• Slice from lacklustre kitchen in March
• Exhausting journey
• Long, treacherous journey
• Spell of duty
• Many-location vacation
• Go on the road, as a rock band
• 'ST:TNG' part
• Some in the theatre know of Long Day's Journey?
• Trip to ancient city