Antarctica is the world's fifth-largest continent and has the highest average elevation among all the continents. The largely flat and featureless interior ice sheet can reach elevations of over 2 miles.
The ice sheet is thinnest near the coast and gradually becomes thicker towards the interior. The edges of the continent are more mountainous, with the Antarctic Peninsula being the most prominent. The mountains have steep slopes that are often covered in ice.
Antarctica's elevation is a factor in the continent's unique climate. The combination of high elevation and its position at the South Pole contributes to very low temperatures, with the lowest temperature ever recorded on Earth being in Antarctica.
The elevation map of Antarctica is essential for understanding the continent's climate, geology, and the behavior of its ice sheet. Scientists use data from satellites, airplanes, and ground-based measurements to create detailed maps of Antarctica's terrain.
The highest point in Antarctica is Vinson Massif, which stands at 16,050 feet (4,892 meters) tall. It is located in the Ellsworth Mountains in the western part of the continent, and its summit is always covered in ice.
The lowest point in Antarctica is the Bentley Subglacial Trench, which is over 8,000 feet (2,469 meters) below sea level. It is located beneath the West Antarctic Ice Sheet and is the lowest land area on Earth.
Antarctica is a unique continent, with no permanent human population and a climate that is drastically different from other countries. While there are no countries with similar terrain and elevation, the continent has international cooperation from many countries working together to understand its unique properties and protect its environment.
See here a list of 10 cities in Antarctica and their elevation above sea level.