
Photographers in Yosemite National Park encountered the natural phenomenon known as "firefall" where lava appears to be flowing over a cliff at sunset, Feb. 18, 2019. (Photo/Agencies)
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Photographers in Yosemite National Park encountered the natural phenomenon known as "firefall" where lava appears to be flowing over a cliff at sunset, Feb. 18, 2019. (Photo/Agencies)

Photographers in Yosemite National Park encountered the natural phenomenon known as "firefall" where lava appears to be flowing over a cliff at sunset, Feb. 18, 2019. (Photo/Agencies)

Photographers in Yosemite National Park encountered the natural phenomenon known as "firefall" where lava appears to be flowing over a cliff at sunset, Feb. 18, 2019. (Photo/Agencies)