A hill or ridge of sand piled up by the wind
A piled-up mass of cloud or fog
An area maintained in its natural state as a public good
A line of cliffs produced by faulting or erosin
Water falling in drops condensed from vapor in the atmosphere
A small piece of land surrouded by water
A shallow creek or the dry bed of a stream
A moving ridge or swell on the surface of liquid
An isolated relatively flat-topped natural elevation
A natural stream of water normally smaller than and often tributary to a river
A rising and overflowing of a body of water, onto normally dry land
An isolated hill or mountain with steepsides usually having a smaller summit area than a mesa
Rain that freezes or partly freezes as it falls from the sky
Ground that forms a natural or artificial incline
A bay or recess in the shore of a sea, lake, or river
A very steep overhanging face of rock, earth, or ice.
A part of an ocean or sea extending into the land
A natural chamber in the earth or on the side of a hill or cliff
A body of water usually smaller than a lake
A pit or hole sunk into the earth to reach a supply of water
A secluded hollow or small valley usually covered with trees
A steep rugged rock or cliff