A tourist stands in front of Italy's Mount Etna as it spews lava during an eruption on the southern island of Sicily, Italy on March 1, 2017. (Photo by Antonio Parrinello/Reuters)

The 26th annual National Geographic Traveler Photo Contest is now accepting submissions. Official categories include: “Travel Portraits”, “Outdoor Scenes”, “Sense of Place” and “Spontaneous Moments”. The contest is accepting entries until June 30. Photo: “Forest lights”. Aurora Borealis over the forest of the Pyhae Luosto National Park, Finland. (Photo and caption by Nicholas Roemmelt/National Geographic Traveler Photo Contest)

Botswana's Ross Branch competes during the Abu Dhabi Desert Challenge stage two on March 7, 2022. (Photo by Edoardo Bauer/AFP Photo)

Cosplayer Leah Panos as Snow White donates blood at San Diego Blood Bank on July 25, 2020 in San Diego, California. With the cancellation of 2020 Comic-Con International due to the coronavirus pandemic, the San Diego Blood Bank moved their 44th Annual Comic-Con's Robert A. Heinlein Blood Drive to encompass all of their locations and mobile units. (Photo by Daniel Knighton/Getty Images)

A Beijing Opera performer dances for a show by designer Hao Weimin at China Fashion Week, China, October 28, 2019. (Photo by Jason Lee/Reuters)

A boy attends the “Bloco da Lama” (Block of Mud) group during the carnival festivities, in Paraty, Brazil on February 11, 2024. (Photo by Pilar Olivares/Reuters)

Sailors pause to take a photo with characters in Times Square during “Fleet Week 2024” in New York City on May 22, 2024. (Photo by Caitlin Ochs/Reuters)

Newly commissioned officers toss their hats during the US Coast Guard Academy's 144th Commencement in New London, Connecticut, on May 21, 2025. (Photo by Joseph Prezioso/AFP Photo)