Imágenes de los preparativos para un eclipse solar después de 99 años

Campers form "Solar Town," an agricultural field turned campground for total solar eclipse enthusiasts, in Madras, Oregon, on August 18, 2017. The rural central and eastern part of Oregon is hosting dozens of festivals to help manage the crowds -- a million visitors are expected to the region for the Monday August 21, 2017, natural phenomena. / AFP PHOTO / ROB KERR

John Adlington and Tricia Dacie successfully setup a telescope to project an image of the Sun on a white matte board. They are some of the total solar eclipse enthusiasts gathering in Madras, Oregon, on August 18, 2017. The rural central and eastern part of Oregon is hosting dozens of festivals to help manage the crowds -- a million visitors are expected to the region for the Monday August 21, 2017, natural phenomena. / AFP PHOTO / ROB KERR

Smoke from a nearby wildfire creates a red sunset at the Oregon Eclipse Festival, August 18, 2017, at Big Summit Prairie ranch in Oregon's Ochoco National Forest near the city of Mitchell. Oregon Eclipse 2017, produced by Symbiosis, is a 7-day international gathering celebrating the total solar eclipse on August 21, 2017. / AFP PHOTO / Robyn Beck

Suzanne Rapley of Santa Barbara, California takes a photo at sunset with her iPhone August 18, 2017,she is one of many total solar eclipse enthusiasts gathering in Madras, Oregon and staying in organized campgrounds, the rural central and eastern part of Oregon is hosting dozens of festivals to help manage the crowds a million visitors are expected to the region for the Monday August 21, 2017 / AFP PHOTO / ROB KERR

Safeway grocery store employee Misti Chiaffino stands next to a display of Ecliptic Brewery beer August 19, 2017 in Madras, Oregon. The town is preparing for the August 21 total solar eclipse that will be visible across the continental US. / AFP PHOTO / STAN HONDA

Eclipse-themed items on dispaly at Wild Bleu, a pub, August 19, 2017 in Madras, Oregon. The town is preparing for the August 21 total solar eclipse that will be visible across the continental US. / AFP PHOTO / STAN HONDA

Zoe Spyridonos tries out eclipse glasses ahead of the total solar eclipse in Charleston, South Carolina, on August 20, 2017. / AFP PHOTO / MANDEL NGAN

A sign announcing that the Charleston City Market will be open during the total solar eclipse in Charleston, South Carolina is seen on August 20, 2017. / AFP PHOTO / MANDEL NGAN

James Martin from Charlie Bates Astronomy Project sets up a Lunt solar telescope at the Lowell Observatory Solar Eclipse Experience August 20, 2017 in Madras, Oregon. The town is preparing for the August 21 total solar eclipse that will be visible across the continental US. / AFP PHOTO / STAN HONDA

Aubrey Gemignani, a photographer with NASA, tests her camera equipment at the Lowell Observatory Solar Eclipse Experience August 20, 2017 in Madras, Oregon. The town is preparing for the August 21 total solar eclipse that will be visible across the continental US. / AFP PHOTO / STAN HONDA

Martin Ferreira (left) Brian Callagan (back left) Michele Nemschoff (middle) and Keith Petterson (right), total eclipse enthusiasts, try out their protective eye wear, including a non-certified welder's shield, waiting out standstill traffic on the side of a rural farm road near Madras, Oregon, August 20, 2017. / AFP PHOTO / ROB KERR

A child uses solar eclipse viewing glasses to look at the sun during the Solar Eclipse Festival at the California Science Center in Los Angeles, California on August 19, 2017, two days before The Solar Eclipse on Monday August 21. / AFP PHOTO / FREDERIC J. BROWN

A woman views a map showing the route of the sun crossing the United States during the Solar Eclipse Festival at the California Science Center in Los Angeles, California on August 19, 2017, two days before The Solar Eclipse on Monday August 21. / AFP PHOTO / FREDERIC J. BROWN

DRIGGS,ID- AUGUST 20: Julie Patnode sells eclipse-themed t-shirts to tourists on August 20, 2017 in Driggs, Idaho. The small town expected an influx of more tourists than those who came to see the eclipse. Natalie Behring/Getty Images/AFP

VICTOR,ID- AUGUST 20: A sign advertises food for tourists on August 20, 2017 in Victor, Idaho. The small town, located directly beneath the path of totality expected an influx of more tourists than those who had arrived by Sunday afternoon. Natalie Behring/Getty Images/AFP