Watch the tense moment residents and tourists gather on a hilltop in Hawaii, USA, after a tsunami alert prompts an urgent evacuation.<br /> <br />Gina Schuh, from Mesa, Arizona, USA filmed this video showing the crowds assembling in an elevated area within the evacuation zone, as people seek safety from potential flooding.<br /> <br />Though the atmosphere appears calm, the urgency of the evacuation is clear as people keep their eyes on the ocean in the distance.
