Namibia Kalahari Desert, an arid region that extends into South Africa and Botswana, is one of Namibia's well-known geographical features. The Kalahari, while popularly known as a desert, has a variety of localised environments, including some verdant and technically non-desert areas. The Succulent Karoo is home to over 5,000 species of plants, nearly half of them endemic; approximately 10 percent of the world's succulents are found in the Karoo. The reason behind this high productivity and endemism may be the relatively stable nature of precipitation. Namibia's Coastal Desert is one of the oldest deserts in the world. Its sand dunes, created
High Desert (California) the following regions: Other parts of the San Bernardino County portion include the northeastern reaches of the High Desert, where the Fort Irwin National Training Center and the Searles Valley are located, and the far eastern edge of the state where places like Needles and Earp are located along the Colorado River. San Bernardino County's portion of the High Desert region contains the most land mass of the four involved counties, making up approximately 70% of the total county's area. The major metropolitan centers in the region are primarily centered on the cities of Lancaster and Victorville. Lancaster, the largest