Clear skin and straight hair might make a woman more attractive in Japan, but in remote corners of the globe, women are judged by different criteria.
On the National Geographic Channel's show Taboo, cameras document some of the world's most extreme beauty practices.
On the border of Burma and Thailand, members of the Kayan tribe begin their beauty rituals at a young age.
At just 5 years old, girls start wearing brass rings around their necks, a ritual that's centuries old.
Miki says eating collagen-rich beef tendons is a regular part of her beauty routine.
"I sneak out of the office when the supermarket opens to buy this," she says.
If you flip through the pages of an American fashion magazine, you may think beauty is narrowly defined..that's not the case.
Now, she's heading to Tokyo to see how Japanese women define beauty and find out what measures they'll take to achieve perfection.
From thick ankles to small noses, women from five continents are revealing what's considered beautiful in their countries.Watch Mara's report on Japanese beauty secrets. "It makes them feel healthier and more beautiful." One century-old Japanese beauty treatment also relies on an unusual ingredient...nightingale droppings.Every day for the past five years, Miyuki, a 30-year-old woman living in Tokyo, says she's been drinking a combination of collagen and water to look more youthful. "It makes my skin beautiful, I guess." After speaking with women like Miyuki, Mara consults a dermatologist, who says there's no evidence that what you drink or eat will improve sagging skin or erase wrinkles..that's not deterring millions of Japanese women. The bird droppings are made into a powder—known as Uguisu no Fun—mixed with soap and used as a face wash.Two years ago a keeper was injured by lions in the park, according to the Press Trust of India, quoting Kumar.The 1,346-acre Bannerghatta National Park houses 1,941 animals including Bengal tigers, lions and leopards, according to its website.