Where are you most likely to notice areas is seismic earthquake activity

This would be where there are major faults, like that in San Andreas. Hope this helps!

Major fault lines and boundaries

Aregion is an area of land that has common features. these features can be natural, such as climate or landscape. they can also be artificial, such as language or religion. the xinjiang uyghur autonomous region, above, is an area of china inhabited by uyghurs, a muslim group with ethnic ties to turkish people.

Maybe a horizontal because its a pattern