The largest and harshest desert in Saudi Arabia is\t Rub' al Khali or Empty Quarter in the Se Mountains the sand can reach heights of more than one thousand ft.\t
The Empty Quarter, or Rub' al Khali, is a vast desert in the Arabian Peninsula, primarily in Saudi Arabia. It is one of the largest sand deserts globally, known for its extreme temperatures and arid climate. Despite its harsh conditions, it hosts some adapted wildlife and has historical significance for trade and nomadic tribes.
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