Related Clues:
- Trousers initially split in stumble
- Two thirds fly back for exam
- Trial - international game
- Excursion (maybe hallucinatory!)
- Map book - Titan
- Book of maps - fifteenth satellite of Jupiter
- Hallucinogenic drug experience - lose one's balance
- Journey - miss one's footing
- Trial - big match
- Sky-toting Titan
- North African mountains - mythical Titan
- Run - dance - tumble
- Hallucinatory experience
- Journey - stumble
- Book of geography