Related Clues:

• Apollo 11 goal
• Site of a waterless sea
• Deimos or Phobos
• 35-Across is on it
• Cow's hurdle, perhaps
• Cow's hurdle?
• It may wax
• Bottom out?
• Titan, to 9-Down
• Unification Church head
• Twelve men have walked on it
• July 1969 landing site
• "One giant leap for mankind" site
• Nursery-rhyme hurdle
• Sentimentalize