Related Clues:

• Sizable hike
• Hard slog
• ''Star ___''
• Traveler's challenge
• March lasting 31 days?
• Voyage with Captain Kirk
• Long, long walk
• Covered-wagon journey, e.g.
• All-day hike
• Severe trial
• Odyssey with Kirk and Spock
• Long trip
• Enterprise enterprise
• Big name in full-suspension frames
• Distressing experience