A good example of a vague concept is the concept of a heap of sand -- two or three grains of sand is not a heap, but a thousand is. So how many grains of sand does it take to make a heap? There is no clear line. It appears to be paradoxical to ask at what point a heap stops being a heap as grains are removed. This is known as the paradox of the heap or the sorites paradox (from the Greek language word for "heap").
... mi²). 5.8 km² (2.2 mi²) of it is land and none of the area is covered with water.
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As of the census of 2000, there are 3,057 people, 1,007 ...