Iceland is located on the Mid-Atlantic-Ridge. This is a divergent tectonic plate boundary.
The San Andreas Fault is the fault line that runs through Haiti.
New Madrid Fault line
Denali fault. It is a transform plate boundary
The Brevard Fault Line runs through Georgia.
The drifts follow a major fault line which runs east and west through the mountains.
yes
That would be the Arctic Circle.
The New Madrid fault line runs through Kansas. See the related link for a USGS map of quaternary faults in Kansas.
The "New Madrid" fault line runs through it.
The San Andreas fault runs through California and is the meeting point of the Pacific and North American tectonic plates.
Iceland extends between roughly 13.509° to 24.521° in west longitude. You're free to draw as few or as many lines through that range as you feel are necessary.
The only fault line that I know of is one called the Enriquillo-Plaintain Garden fault which runs through Haiti and is very close to the capital of Port-au-Prince. This is where the epicentre of the 2010 earthquake was situated, on this fault line.