According to the U.S. Geological Survey, there is now no official height distinction between a hill and a mountain in either the US or the UK. It used to be that hills were less than 1,000 feet and mountains were 1,000 feet and above, but the strict rule was abandoned in the mid-twentieth century.
mountain
700 feet high
I think you meant to ask how high a hill must be before it is considered to be a mountain. In the UK the threshold is 2000 feet.
the pyreness.
Ben Nevis
high mountain......
It is 14,440 feet high
Abraham of the High Mountain died in 406.
A mountain with high elevation results to a low temperature.
Very tall
a mountain, a cliff
The top of a high mountain is the summit.
Central Mountain High School was created in 1999.
Mountain Crest High School was created in 1983.
Mountain Pointe High School was created in 1991.
Blue Mountain High School was created in 1957.
Shadow Mountain High School was created in 1974.