http://www.newsweek.com/death-valley-devils-hole-waves-mexico-earthquake-endangered-fish-1745228 > An earthquake in Mexico has resulted in 4-foot waves crashing around a cave as far away as Death Valley. > The earthquake, which hit Mexico's western states of Colima and Michoacán on September 19, had a magnitude of 7.6. Over 1,000 miles away in Death Valley's Devils Hole, the effects of the earthquake's tremors could be seen via large waves in the water within the cave.