An Isthmus is the neck of land which joins a peninsula to the main land.
A Cape is a point of land, projecting into the sea. A mountainous Cape is called a Promontory.
A Plain is a large extent of level country. A plain naturally destitute of trees is called a Prairie; when entirely destitute of vegetation, it is called a Desert.
A Mountain is a lofty elevation of land. If it send forth smoke and flame, it is called a Volcano.
The opening at the top of a volcano, from whence issues the flame, smoke, &c., is called a Crater.
If the elevation of a mountain be small, it is then called a Hill.
A Valley is a tract of land, bounded by hills, and generally watered by a river.
A Shore or Coast is that part of the land which borders upon a body of water.