The Plateau is characterized by a series of plateaus and mesas, interspersed with canyons. It has narrow coastlines, limestone plateaus, and coastal plains. Glacier erosion has been limited in these paleosurfaces which form usually plateaus between valleys. Its terrain consists mainly of plateaus, plains and highlands. Locally, however, this varies dramatically between the drier plateaus and valleys and the wetter mountains. Major geographic features include plains, plateaus and massifs. Odisha also has plateaus and rolling uplands, which have lower elevation than the plateaus. Mainland Spain is a mountainous country, dominated by high plateaus and mountain chains. The San Juan Mountains are also distinctive for their high altitude plateaus and peaks. Geographically, Praia may be described as a set of plateaus and their surrounding valleys. The land is broad and flat with a lot of lowlands and plateaus. Pastures are found at elevations above in the plateaus. It is surrounded by the great hilltop plateaus of the Allegheny highlands. Around one million years ago glaciers covered Olympus and created its plateaus and depressions. These are lower in elevation than the plateaus.