20 unforgettable photos, each eye-opening

The first one: A high-caste beauty at Holi in India, the fairer-skinned in India, the more likely she is to be a high-caste, and vice versa, a very likely low-caste

The second is a very horrific book, its name is "The Destination of the Soul", which is now kept in the library of Columbia, and the reason why it is called "extremely horrific" is not because of the contents of the book, but because the cover of the book is made of human skin

The third photo: A young black Nigerian couple unexpectedly gave birth to a blonde white child, and they were very happy that he was a "miracle baby"

Fourth: A Thai girl rushes back to her hometown to kneel down to thank her mother for her parenting after winning a beauty pageant and winning the championship

The fifth photo: In the era when computer technology was not developed, all the advertising paintings on the street were painted by hand, and the photo is New York in 1947, a model is posing on the side, and two workers are drawing advertising pictures according to her image

Picture 6: During the Second World War, London was always attacked by air raids, and most of the time it was still gas bombs, and every time the air raid siren sounded, the people quickly put on gas masks, perhaps afraid of air raids, even when practicing dance, the girls wore gas masks

Seventh: The style of playing cards sold in Saudi Arabia is quite different from the playing cards we usually play

Eighth: A blue-ringed octopus that is constantly changing color looks very difficult to mess with

Picture 9: Ireland holds a red hair festival, according to statistics, less than 1% of the world's people are born with red hair, and this festival is specially prepared for them

Picture 10: In many people's perception, climbing Mount Everest is only something that only a few people can do, but the actual situation is that there is a queue when climbing

Picture 11: Hong Kong's apartment buildings, densely packed with rooms, give people an extremely depressing feeling

Twelfth photo: Aerial photograph of Riyadh, the largest city in Saudi Arabia, except for a few buildings in the most central part of the city, almost all other places are bungalows

Thirteenth: A group of sleeping sperm whales, yes, you read that right, they sleep in this position, and it looks very weird

Picture 14: A magnified snowflake looks extremely beautiful

Photo 15: A family photo taken in 1918, during the outbreak of the flu in the United States, so the whole family wore masks, and even the family cat was put on a special mask

Picture 16: In the 70s of the last century, a high school girl was preparing for an exam with a cheat sheet, so it seems that students all over the world use the same method

Picture 17: The wombata and the square poop it pulls out, and it is also the only animal in the world that can pull out square poop

Eighteenth: When an Iranian woman goes out for a walk with her daughter and newborn baby... Luckily, it's daylight, but if it's night, I'm sure I'll frighten a lot of people...

Nineteenth: Super perfect fish scale welding, it looks like a work of art, in other words, with such technology, how much money can you make in a month?

Sheet 20: Windows 95 genuine operating system, in that year, it took a full 15 floppy disks to install