A fog bow is a similar phenomenon to a rainbow; however, as its name suggests, it appears as a bow in fog rather than rain. Because of the very small size of water droplets that cause fog—smaller than 0.05 millimeters (0.0020 in)—the fog bow has only very weak colors, with a red outer edge and bluish inner edge.

“Meet the woman dispelling the myths about one of the worlds most feared ocean predators by swimming without protection with great white sharks. Petite beauty Ocean Ramsey travels the globe swimming with many species of sharks hoping to prove they are nothing like their Jaws film reputation”. – Caters News. Photo: Ocean Ramsey freediving with a shark. (Photo by Juan Oliphant/Caters News)

Dancers take part in the Karneval der Kulturen (Carnival of Cultures) street parade of ethnic minorities in Berlin, Germany, May 15, 2016. (Photo by Hannibal Hanschke/Reuters)

An artist's impression of a growing supermassive black hole located in the early Universe is seen in this NASA handout illustration released on June 15, 2011. Using the deepest X-ray image ever taken, astronomers found the first direct evidence that massive black holes were common in the early universe. This discovery from NASA's Chandra X-Ray Observatory shows that very young black holes grew more aggressively than previously thought, in tandem with the growth of their host galaxies. (Photo by Reuters/NASA/Chandra X-Ray Observatory/A.Hobart)

A member of the “Ladies in White” dissident group shouts as she is carried away by police officers after they broke up a regular march of the group, detaining about 50 people, hours before U.S. President Barack Obama arrives for a historic visit, in Havana, Cuba March 20, 2016. (Photo by Ueslei Marcelino/Reuters)

Participants dressed as cuddly animals arrive for the annual Eurofurence “furries” gathering at the Estrel hotel on August 22, 2018 in Berlin, Germany. Eurofurence attracts furry fandom enthusiasts from across the globe for four days of anthropomorphic fun. (Photo by Michele Tantussi/Getty Images)