Landforms are natural features that make up the Earth’s surface. They are the result of various geological processes such as erosion, weathering, tectonic activity, and deposition. Landforms can be found on continents, in the oceans, and even on other celestial bodies. Here are some common types of landforms:

1. Mountains: Mountains are elevated landforms that typically have steep slopes and high peaks. They are often formed by tectonic activity, such as the collision of tectonic plates or volcanic activity. Examples include the Himalayas, the Andes, and the Rocky Mountains.
2. Plateaus: Plateaus are large, flat or gently sloping elevated areas of land. They are characterized by their relatively flat tops and steep sides. Plateaus can be formed through volcanic activity, tectonic uplift, or erosion. The Deccan Plateau in India and the Colorado Plateau in the United States are examples of plateaus.
3. Plains: Plains are extensive flat or gently rolling land areas with low relief. They are usually formed by the deposition of sediment, such as river sediment or glacial deposits. Plains can be found in various regions around the world, such as the Great Plains in North America and the Indo-Gangetic Plains in South Asia.
4. Valleys: Valleys are elongated low-lying areas between mountains or hills. They are often formed by erosion caused by rivers or glaciers. Valleys can be V-shaped or U-shaped depending on the type of erosion. Examples include the Grand Canyon in the United States and the Nile Valley in Egypt.
5. Deserts: Deserts are arid regions characterized by low precipitation and sparse vegetation. They can be sandy, rocky, or a combination of both. Examples of deserts include the Sahara Desert in Africa, the Gobi Desert in Asia, and the Mojave Desert in North America.
6. Rivers and Lakes: Rivers are flowing water bodies that often carve out valleys and canyons as they erode the land. Lakes, on the other hand, are standing bodies of water that can be formed through various processes such as tectonic activity, glacial activity, or volcanic activity. Examples include the Amazon River in South America and the Great Lakes in North America.
7. Coasts and Beaches: Coasts are the areas where land meets the sea. They are dynamic and constantly shaped by processes like erosion and deposition. Beaches are accumulations of sand or pebbles along the shoreline. Coastal landforms include cliffs, headlands, bays, and barrier islands.

These are just a few examples of the diverse landforms that can be found on Earth. Each landform has its own unique characteristics and is shaped by a combination of geological processes over time.