Athletes from North and South Korea wave unification flags as they arrive during the 2018 Winter Olympics opening ceremony. | (AP Photo/Charlie Riedel)
A SpaceX spacesuit in Elon Musk's red Tesla sports car, which was launched into space during the Falcon Heavy rocket's first test flight. | (SpaceX via AP)
A mahout bathes his elephant in the polluted water of the Yamuna river in New Delhi, India. | (REUTERS/Adnan Abidi)
A girl sleeps on a suitcase as she waits with her family for a travel permit to cross into Egypt from the southern Gaza Strip. | (REUTERS/Ibraheem Abu Mustafa)
People in animal costumes take part in pre-carnival festivities in Cameta, Brazil. | (REUTERS/Ueslei Marcelino)
A cafe in Athens. | (ORESTIS PANAGIOTOU/EPA-EFE/REX/Shutterstock)
A Chinese Opera performer smokes backstage before a performance at a school in Bangkok. | (EPA-EFE/RUNGROJ YONGRIT)
Workers remove stalks from red chili peppers on the outskirts of Ahmedabad, India. | (REUTERS/Amit Dave)
A Free Syrian Army fighter relaxes in al Bab, Syria. | (REUTERS/Khalil Ashawi)
Performers at a parade for the Montevideo Carnival in Uruguay. | (RAUL MARTINEZ/EPA-EFE/REX/Shutterstock)
Young candidates await the selection of the new living goddess, locally known as "Kumari," outside a Hindu temple in Patan, Nepal. | (AP Photo/Niranjan Shrestha)
A dog plays along the beach near Rossbeigh, Ireland. | (REUTERS/Clodagh Kilcoyne)