No they don't end because they represent mountains or hills which are circles (they go on forever)
Isolines can end when they reach the boundaries of the data set or study area, or when they reach a point where the value they represent no longer exists or has not been measured. In some cases, isolines can also merge or split depending on the distribution of the values they represent.
no
no
For now, it isn't clear whether there such a thing as the "edge of the Universe" even EXISTS.
yes 2010
Edge
'Blunt the edge ever so slightly' is the equivalent to ' Dull it down a little bit' meaning to tone down your current action.
9 times
nope
yes
i think they came at the edge fest.
Yes