TOPSHOT - The Houses of Parliament are pictured during a near total solar eclipse, with more than 90 percent of the Sun blocked by the Moon across Britain, in central London on August 12, 2026. Millions of people will turn their gaze towards the heavens on August 12 to witness one of nature's greatest spectacles, a rare total solar eclipse, as it sweeps over mainland Europe to briefly turn day into night. (Photo by Toby Shepheard / AFP via Getty Images)

TOPSHOT - The Elizabeth Tower more commonly known as Big Ben is pictured during a near total solar eclipse, with more than 90 percent of the Sun blocked by the Moon across Britain, in central London on August 12, 2026. Millions of people will turn their gaze towards the heavens on August 12 to witness one of nature's greatest spectacles, a rare total solar eclipse, as it sweeps over mainland Europe to briefly turn day into night. (Photo by Toby Shepheard / AFP via Getty Images)

Paramedics look on during a near total solar eclipse, with more than 90 percent of the Sun blocked by the Moon across Britain, in central London on August 12, 2026. Millions of people will turn their gaze towards the heavens on August 12 to witness one of nature's greatest spectacles, a rare total solar eclipse, as it sweeps over mainland Europe to briefly turn day into night. (Photo by Toby Shepheard / AFP via Getty Images)

A spectator looks on during a near total solar eclipse, with more than 90 percent of the Sun blocked by the Moon across Britain, in central London on August 12, 2026. Millions of people will turn their gaze towards the heavens on August 12 to witness one of nature's greatest spectacles, a rare total solar eclipse, as it sweeps over mainland Europe to briefly turn day into night. (Photo by Toby Shepheard / AFP via Getty Images)

A spectator looks on during a near total solar eclipse, with more than 90 percent of the Sun blocked by the Moon across Britain, in central London on August 12, 2026. Millions of people will turn their gaze towards the heavens on August 12 to witness one of nature's greatest spectacles, a rare total solar eclipse, as it sweeps over mainland Europe to briefly turn day into night. (Photo by Toby Shepheard / AFP via Getty Images)

Spectators look on during the beginning of a near total solar eclipse, with more than 90 percent of the Sun blocked by the Moon across Britain, in central London on August 12, 2026. Millions of people will turn their gaze towards the heavens on August 12 to witness one of nature's greatest spectacles, a rare total solar eclipse, as it sweeps over mainland Europe to briefly turn day into night. (Photo by Toby Shepheard / AFP via Getty Images)

The sun is pictured sightly covered by the moon during the beginning of a near total solar eclipse, with more than 90 percent of the Sun blocked by the Moon across Britain, in central London on August 12, 2026. Millions of people will turn their gaze towards the heavens on August 12 to witness one of nature's greatest spectacles, a rare total solar eclipse, as it sweeps over mainland Europe to briefly turn day into night. (Photo by Toby Shepheard / AFP via Getty Images)

A woman holds up a sign asking for special eclipse sunglasses in the hope of watching a near total solar eclipse, with more than 90 percent of the Sun blocked by the Moon across Britain, on Primrose Hill in London on August 12, 2026. Millions of people will turn their gaze towards the heavens on August 12 to witness one of nature's greatest spectacles -- a rare total solar eclipse -- as it sweeps over mainland Europe to briefly turn day into night. (Photo by Henry NICHOLLS / AFP via Getty Images)