Regions of the world with arid or dry desert-like conditions.

• Afghanistan
• Algeria
• Angola
• Australia:
  • New South Wales
  • Northern Territory
  • Queensland
  • South Australia
  • Western Australia
• Botswana
• Chile
• Iran
• Kenya
• Mexico
• Morocco
• Namibia
• Tunisia
• USA:
  • Arizona
  • California
  • Nevada
  • New Mexico
  • Texas
  • Utah
  • Wyoming