terrain and land formations
economic regions
hemispheres
continents, oceans, and seas
nations
regions divided by 0° latitude and 0° longitude
regions defined by the largest land
and water formations
regions defined by features such as
mountains, forests, and deserts
regions defined by political control
regions defined by the value of the
goods and services they produce
Mountains, plains, and buttes (like these) are all landforms. A landform is a feature on the Earth's surface that is part of the terrain. Mountains, hills, plateaus, and plains are the four major types of landforms.