Related Clues:

• Balmy getaway
• Vacation getaway
• Bali or Elba
• Land in a lake
• It may be uncharted
• Key element
• Billionaire's purchase, perhaps
• Yeats' ''The Lake ___ of Innisfree''
• Ireland or Elba
• Aruba, for one
• Low reef
• Bit of the Bahamas
• ___ au Haut, Maine
• Shipwrecked one's refuge
• 52-Across, e.g.