In which country is the Karakum Desert located?

Which desert is home to the highest population density? What is the name of the desert that covers parts of Kazakhstan and Uzbekistan? What is the largest desert in the world? Which desert is home to the world's highest sand dunes? In which country is the Great Victoria Desert located? Which of the following deserts is the largest in the Middle East? In which continent is the Australian Outback located? What is the largest of the Great Lakes by surface area?