Devils tower this was the first national monument in wyoming.
Http://www.lcps.org/cms/lib4/va01000195/centricity/domain/4153/study%20guide%20-%20geography%20unit%201%20answer%20key.pdf
When the earths tectonic plates move it causes an earthquake when they break on a fault. a sudden release of energy causes<span> the seismic waves that make the ground shake.</span><span />
