<p>This timelapse video, taken with an iPhone, captures the so-called firefall</a> at Horsetail Fall at Yosemite National Park. For about 10 days each February, the waterfall is lit up when the sun sets at a specific angle.</p><p>The photographer, Sangeeta Dey, told Storyful that, unlike last year, the entire area was covered with snow and ice and far less people were there than in previous years. Credit: Sangeeta Dey via Storyful</p><br />