Related Clues:

• Vast expanses
• High ___
• Poseidon's realm
• Map areas
• Great amounts
• Seven with salt
• Word with South or Seven
• The Earth's seven
• Half -- over (tipsy)
• Sailor's septet
• Famous septet
• About a fifth of Earth's land area
• Geographical septet
• Cartographer's septet
• Kalahari setting