Saudi Arabia is geographically diverse, with mountainous regions, deserts, and coastlines.
The mountainous regions of Saudi Arabia are located in the western and southwestern parts of the country.
The height of the mountains ranges from 1000 meters to 3000 meters above sea level.
The deserts cover most of the country, with the Rub' al-Khali being the largest sand desert in the world.
The highest point in Saudi Arabia is Jabal Sawda, which has an elevation of 3,133 meters above sea level.
The lowest point in Saudi Arabia is the Persian Gulf, which has an elevation of 0 meters above sea level.
Saudi Arabia is similar to other Middle Eastern countries in terms of its topography. Many other countries in the region have similar mixtures of mountains, deserts, and coastlines.
See here a list of 10 cities in Saudi Arabia and their elevation above sea level.